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Synonyms for unnecessary
adj not required- avoidable
- futile
- gratuitous
- irrelevant
- needless
- redundant
- superfluous
- unneeded
- useless
- worthless
- accidental
- additional
- beside the point
- casual
- causeless
- chance
- dispensable
- excess
- exorbitant
- expendable
- extraneous
- extrinsic
- fortuitous
- haphazard
- inessential
- lavish
- noncompulsory
- nonessential
- optional
- prodigal
- profuse
- random
- supererogatory
- surplus
- uncalled-for
- uncritical
- undesirable
- unessential
- unrequired
- wanton
Antonyms for unnecessary
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
dispensable
adjective. not necessary; able to be thrown away
extra
adjective. accessory; excess
- added
- additional
- ancillary
- another
- auxiliary
- beyond
- button
- extraneous
- extraordinary
- fresh
- further
- fuss
- gingerbread
- gravy
- ice
- in addition
- in reserve
- in store
- inessential
- lagniappe
- leftover
- more
- needless
- new
- one more
- optional
- other
- over and above
- perk
- plus
- redundant
- reserve
- spare
- special
- superfluous
- supernumerary
- supplemental
- supplementary
- surplus
- tip
- unnecessary
- unneeded
- unused
extraneous
adjective. unneeded; irrevelant
idle
adjective. worthless, ineffective
immaterial
adjective. irrelevant
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.