Synonyms for

Involuntary

Verb / ˌɪˈnvɑ:lʌˌnteri: / Another word for involuntary — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Not done by choice; done without one's own will or consent.

Synonyms & similar words

nonvoluntary voluntary unvoluntary unwilling unintentional automatic reflexive instinctive spontaneous unconscious unplanned uncontrolled inadvertent accidental non-voluntary forced compulsory obligatory mandatory coerced unwilled passive mechanical

Synonyms by register

Formal

unbidden automatic reflexive instinctive

Informal

unthinking spontaneous out of control

Literary

unwilled unbidden

Antonyms

voluntary intentional conscious deliberate willed purposeful

Common collocations

  • involuntary movement
  • involuntary action
  • involuntary response
  • involuntary muscle contraction
  • involuntary crying
  • involuntary shudder
  • involuntary smile

Word family

noun involuntariness
adverb involuntarily

Usage note

Often used to describe actions or reactions that happen without conscious control, such as reflexes or bodily functions. It contrasts with 'voluntary' actions which are done on purpose.

Example sentences

  1. The involuntary reflex made her jump.
  2. He made an involuntary gasp when he saw the monster.
  3. She had an involuntary shiver when she entered the cold room.
  4. The involuntary movement in his hand was a side effect of the medication.
  5. The involuntary tears in her eyes showed how much she cared.

Quotes

  • The involuntary nature of love is a funny thing...
  • The involuntary part of us is the most real.
  • The involuntary element in life is the most beautiful.

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