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necessary

see definition of necessary
  • adjessential
  • adjinevitable
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Synonyms for necessary

adj essential

Antonyms for necessary

  • additional
  • extra
  • inessential
  • minor
  • nonessential
  • optional
  • secondary
  • trivial
  • unimportant
  • unnecessary
  • voluntary
  • insignificant
  • contingent
  • needless
  • useless
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to necessary

automatic

adjective. occurring as natural consequence
  • assured
  • certain
  • inescapable
  • inevitable
  • necessary
  • routine
  • unavoidable

basal

adjective. basic

basic

adjective. elementary, fundamental

bottom line

adjective. of key importance

compulsory

adjective. binding

crucial

adjective. critical, important
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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