supererogatory

adjective
/ˌsuː.pər.ɪˈrɑː.ɡə.tɔːr.i/

Meaning

Going beyond what is required or expected; more than necessary.

Example Sentences

His donation was supererogatory, far beyond what anyone had asked for.

Synonyms

excessive, extra, unnecessary, surplus

Antonyms

essential, required, necessary

Collocations

supererogatory act, supererogatory effort, supererogatory duty

Related Vocabularies

Based on or characterized by the methods and principles of science.
possible to do easily or conveniently; practical and workable
Relating to teaching and education; concerned with the methods and practice of teaching.
Sufficiently great or important to be worthy of attention; noteworthy.
expressing praise or admiration; given or supplied free of charge as a courtesy
not interested in or not connected with politics

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