Find Antonyms

voluntary Antonyms

Opposite of voluntary

Because the opposite of voluntary shifts with each meaning, the 16 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Done, given, or acting of one's own free will without compulsion or obligation.

Usage Example

"Participation in the clinical study is completely compulsory, and subjects may withdraw at any time."

Strongest
compulsory
mandatory
involuntary
obligatory
forced
required
Strong
coerced

• adjective (Context 2)

Working, done, or maintained without financial payment, typically by volunteers or charitable contributions.

Usage Example

"She spent her weekends doing paid work at the local animal shelter."

Strongest
paid
salaried
remunerated
compensated
Strong
professional

• adjective (Context 3)

Controlled by the conscious mind and regulated by the somatic nervous system (of a bodily movement or muscle).

Usage Example

"Skeletal muscles are responsible for involuntary movements such as walking, writing, and speaking."

Strongest
involuntary
reflex
autonomic
Strong
automatic
unconscious

Similar words to voluntary

Words similar to voluntary shift depending on context. Common synonyms include:

unpaid
optional
unforced
unsalaried
elective
conscious
discretionary
deliberate
See all synonyms of voluntary

• Nearby Words

volumize
voluntarily
voluntariness
voluntary
volunteer
volunteerism
voluptuous

Cite this Entry

Wordmom. (2026). Antonyms for Voluntary. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/voluntary
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