Word Type

Noun

Adjective

Adjective

Adverb

The word "voluntary" can be used as noun, adjective, adjective and adverb.

Word Relationships

Opposites (Antonyms)

accidental compulsory involuntary involuntary mandatory paid

Defined As

opposite of mandatory

Derived Terms

individual voluntary arrangement voluntarily voluntary agent voluntary aided school voluntary controlled school voluntary jurisdiction voluntary manslaughter voluntary movement voluntary muscle voluntary waste voluntary work

Distinct From

nonvoluntary

Context

music physiology

Broader Terms (Hypernyms)

military personnel solo

Type Of (IsA)

solo

Related Terms

voluntarism voluntarist

Related Terms

conscious improvisation intended music service solo volition voluntarily voluntarism voluntarist volunteer will willing work

Similar Terms

conscious freewill freewill intended on board self imposed self-imposed uncoerced unforced unpaid volunteer volunteer wilful willful willful willing

Synonym Network

autonomous discretionary honorary intentional volunteer

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.