Synonyms for voluntary in English

Antonyms

• involuntary
• obligatory
• compulsory
• mandatory
• required
• unwilling
• essential
• unintentional
• binding
• involuntarily
• unwillingly
• forced
• automatic
• enforced
• accidental
• instinctive
• necessary
• paid
• coerced
• compelled
• imperative
• kneejerk
• mechanical
• nonvoluntary
• reflexive
• spontaneous
• unavoidable
• unconscious
• will-less
• salaried
• compulsive
• compulsorily
• mandated
• obligatorily
• obliged
• overarching
• ...