voluntary

/vˈɑləntɛɹi/ · 4 syllables

Meaning

adjective

1. of your own free will or design; done by choice; not forced or compelled
   “man is a voluntary agent”
2. controlled by individual volition
   “voluntary motions”

noun

1. (military) a person who freely enlists for service
2. composition (often improvised) for a solo instrument (especially solo organ) and not a regular part of a religious service or musical performance

Synonyms for voluntary

• willful
• freewill
• self-imposed
• uncoerced
• unpaid
• volunteer
• military volunteer

Antonyms of voluntary

• involuntary