Lesson 201
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Lesson 201 - Mask Toggle

Emoji
Word Past Past Participle Third Person Singular Gerund Meaning Example Sentence Example Expression Example Expression Meaning Synonyms Antonyms Collocations
#6001
⚰️
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obsequies
/ˈɒbsɪkwiːz/
noun
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Funeral rites or ceremonies.
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The obsequies for the late leader drew thousands of mourners.

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funeral, burial, service, last rites
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celebration, festivity
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solemn obsequies, state obsequies, funeral obsequies
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#6002
🤰
••••••
obstetrics
/əbˈstɛtrɪks/
noun
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The branch of medicine dealing with childbirth and care of women giving birth.
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She is studying obstetrics to become a specialist in childbirth.

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midwifery, maternity care, gynecology
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pediatrics, surgery
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study obstetrics, practice obstetrics, field of obstetrics
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#6003
👩‍⚕️
••••••
obstetrician
/ˌɒbstəˈtrɪʃən/
noun
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A doctor specializing in pregnancy, childbirth, and women's reproductive health.
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The obstetrician monitored the mother’s health throughout the pregnancy.

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doctor, physician, gynecologist, specialist
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patient, layperson
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consult an obstetrician, obstetrician appointment, experienced obstetrician
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#6004
🗑️
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obsolete
/ˌɒbsəˈliːt/
adjective
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No longer in use or out of date.
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Floppy disks are now completely obsolete.

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outdated, old, archaic, discontinued
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modern, current, up-to-date
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obsolete technology, obsolete method, become obsolete
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#6005
••••••
obsolescent
/ˌɒbsəˈlɛsnt/
adjective
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Becoming outdated or on the way to becoming obsolete.
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The obsolescent technology could not compete with modern devices.

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outdated, old-fashioned, declining, fading
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modern, current, advanced
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obsolescent technology, obsolescent equipment, obsolescent system
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#6006
📱
••••••
obsolescence
/ˌɒbsəˈlɛsəns/
noun
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The state of being no longer useful or in fashion; becoming outdated.
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The rapid obsolescence of smartphones makes people upgrade frequently.

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planned obsolescence

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The practice of designing products with a limited lifespan to encourage replacement.
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outdatedness, decline, extinction, deterioration, antiquation
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modernity, relevance, innovation
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planned obsolescence, product obsolescence, technological obsolescence, gradual obsolescence
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#6007
🪨
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obsidian
/əbˈsɪdiən/
noun
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A hard, dark, glasslike volcanic rock formed by rapid solidification of lava.
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The knife was made from sharp obsidian.

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volcanic glass, lava glass, natural glass, igneous rock
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sandstone, limestone
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obsidian blade, obsidian tool, black obsidian, polished obsidian
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#6008
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obsessive
/əbˈsɛsɪv/
adjective
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Relating to or characterized by an obsession; thinking about something too much.
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He has an obsessive interest in cleanliness.

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obsessive behavior

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Repeated and extreme behavior due to obsession
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fanatical, compulsive, fixated, preoccupied
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casual, indifferent, unconcerned
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obsessive thoughts, obsessive behavior, obsessive interest, obsessive personality
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#6009
🔥
••••••
obsession
/əbˈsɛʃən/
noun
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An idea, thought, or concern that continually preoccupies or intrudes on a person's mind.
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His obsession with success drove him to work day and night.

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an obsession with

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Being overly concerned or preoccupied with something
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fixation, preoccupation, compulsion, mania, craze
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indifference, apathy
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obsession with, obsession about, unhealthy obsession, lifelong obsession
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#6010
🌀
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obsess
/əbˈsɛs/
verb
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obsessed
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obsessed
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obsesses
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obsessing
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To preoccupy or fill the mind of someone continually and to an excessive degree.
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She tends to obsess over small details.

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obsess over

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To think about something too much and not let go of it
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preoccupy, fixate, dwell, consume, dominate
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ignore, neglect
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obsess over, obsess with, obsess about, obsess constantly
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#6011
🔭
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observatory
/əbˈzɜːrvətɔːri/
noun
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A building equipped for observing astronomical or meteorological events.
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The observatory is open to the public on weekends.

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planetarium, telescope station, research center, dome
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none, null
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astronomical observatory, space observatory, weather observatory, national observatory
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#6012
👀
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observant
/əbˈzɜːvənt/
adjective
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Quick to notice details or attentive to rules and customs.
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She is very observant and rarely misses any detail.

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attentive, alert, watchful, perceptive
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careless, inattentive
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observant eye, observant nature, highly observant
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#6013
🙏
••••••
observance
/əbˈzɜːvəns/
noun
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The practice of following a custom, rule, or religious law.
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The festival is held in observance of a centuries-old tradition.

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in observance of

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to mark or honor a law, custom, or tradition
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ritual, tradition, ceremony, adherence
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violation, disregard
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religious observance, in observance of, strict observance
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#6014
🕯️
••••••
obsequy
/ˈɒbsɪkwi/
noun
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A funeral rite, usually used in plural form obsequies.
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The village gathered for the obsequy of their beloved teacher.

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funeral, burial, rite, ceremony
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celebration, party
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funeral obsequy, religious obsequy
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#6015
🙇
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obsequious
/əbˈsiːkwɪəs/
adjective
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Excessively obedient or attentive in a servile way.
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The waiter gave an obsequious bow to every customer.

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servile, sycophantic, fawning, submissive
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assertive, independent
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obsequious behavior, obsequious smile, obsequious attention
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#6016
🙅
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objector
/əbˈdʒɛktər/
noun
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a person who expresses opposition or disapproval to something
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The objector raised his concerns during the town meeting.

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opponent, dissenter, protester, critic
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supporter, advocate, proponent
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conscientious objector, strong objector, vocal objector, objector to war
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#6017
🌫️
••••••
obscure
/əbˈskjʊr/
adjective, verb
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obscured
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obscured
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obscures
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obscuring
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Not clearly expressed or understood; to make something difficult to see or understand.
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The meaning of the poem was obscure to most readers.

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in the obscure

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in an uncertain or hidden situation
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unclear, vague, hidden, ambiguous, conceal
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clear, obvious, apparent
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obscure meaning, obscure passage, obscure author, obscure the view
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#6018
🤢
••••••
obnoxious
/əbˈnɒkʃəs/
adjective
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Extremely unpleasant, offensive, or annoying.
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The obnoxious behavior of the guest ruined the party.

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offensive, unpleasant, nasty, repulsive, annoying
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pleasant, agreeable, delightful
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obnoxious behavior, obnoxious smell, obnoxious attitude
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#6019
📢
••••••
obloquy
/ˈɒbləkwɪ/
noun
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Strong public criticism or verbal abuse; disgrace or shame from public condemnation.
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The politician faced obloquy after the scandal was exposed.

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abuse, censure, criticism, vilification, disgrace
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praise, honor, acclaim
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face obloquy, suffer obloquy, public obloquy
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#6020
😶
••••••
oblivious
/əˈblɪviəs/
adjective
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Not aware of or concerned about what is happening around one.
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He was oblivious to the danger approaching him.

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unaware, ignorant, heedless, inattentive
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aware, conscious, mindful
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oblivious to danger, oblivious of surroundings, completely oblivious
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#6021
🕳️
••••••
oblivion
/əˈblɪviən/
noun
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The state of being completely forgotten or unknown; the state of being unconscious or unaware.
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The ancient city fell into oblivion after the empire collapsed.

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fade into oblivion

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to be forgotten completely over time
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forgetfulness, unconsciousness, obscurity, neglect, nothingness
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remembrance, memory, awareness
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fall into oblivion, sink into oblivion, fade into oblivion, lost in oblivion
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#6022
💥
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obliterate
/əˈblɪtəreɪt/
verb
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obliterated
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obliterated
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obliterates
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obliterating
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To completely destroy, remove, or wipe out.
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The town was obliterated by the powerful earthquake.

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obliterate the memory

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To erase or forget something completely
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destroy, erase, annihilate, wipe out, demolish
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create, build, preserve
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obliterate completely, obliterate memory, obliterate evidence
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#6023
⚖️
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obliquity
/əˈblɪkwɪti/
noun
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Deviation from moral or usual conduct; indirectness or lack of straightforwardness.
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The politician was criticized for the obliquity of his answers.

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indirection, dishonesty, evasiveness, crookedness
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honesty, directness, clarity
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moral obliquity, obliquity of conduct, obliquity in speech
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#6024
↗️
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oblique
/əˈbliːk/ or /oʊˈbliːk/
adjective
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Not explicit or direct in addressing a point; slanting or indirect.
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She made an oblique reference to his past mistakes.

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indirect, vague, slanted, sloping, angled
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direct, straight, explicit
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oblique reference, oblique angle, oblique glance, oblique line
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#6025
😊
••••••
obliging
/əˈblaɪdʒɪŋ/
adjective
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Willing to help or do favors; accommodating.
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The staff at the hotel were very obliging and friendly.

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helpful, accommodating, kind, cooperative, considerate
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unhelpful, rude, inconsiderate
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obliging staff, obliging nature, obliging host, obliging manner
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#6026
📜
••••••
obligatory
/əˈblɪɡətɔːri/
adjective
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Required by law, rule, or custom; mandatory.
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Wearing a helmet is obligatory when riding a motorcycle.

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mandatory, compulsory, required, binding, enforced
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optional, voluntary, elective
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obligatory rule, obligatory duty, obligatory course, obligatory requirement
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#6027
📜
••••••
obligate
/ˈɑːblɪˌɡeɪt/
verb
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obligated
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obligated
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obligates
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obligating
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to bind legally or morally; to compel someone to do something
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The contract obligates the company to provide timely service.

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bind, compel, require, force
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free, release, exempt
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legally obligate, morally obligate, obligate by contract
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#6028
🕯️
••••••
oblation
/oʊˈbleɪʃən/
noun
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a religious offering, especially of bread or wine to God
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The priest placed the oblation on the altar during the ceremony.

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offering, sacrifice, gift, donation
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withholding, refusal
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religious oblation, make an oblation, temple oblation
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#6029
📢
••••••
objurgation
/ˌɑːbdʒərˈɡeɪʃən/
noun
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a harsh scolding or strong rebuke
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His misconduct earned him a severe objurgation from the manager.

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rebuke, reprimand, scolding, chastisement
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praise, compliment, approval
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strong objurgation, receive objurgation, face objurgation
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#6030
••••••
objurgate
/ˈɑːbdʒərˌɡeɪt/
verb
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objurgated
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objurgated
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objurgates
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objurgating
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to scold or rebuke severely
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The teacher objurgated the student for being dishonest.

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rebuke, scold, reprimand, chastise, reproach
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praise, commend, approve
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objurgate harshly, objurgate publicly, objurgate for mistake
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