What is the opposite of mandatory?

Need antonyms for mandatory? Here's a list of opposite words from our thesaurus that you can use instead.

Contexts ▼▲ Opposite of required or commanded by authority Opposite of necessary or very important Opposite of bound to happen Opposite of in accordance with official regulations or standard norms Opposite of certain to happen Opposite of occurring as a natural and inevitable consequence … more ▼ ▲ Adjective ▲ Opposite of required or commanded by authority voluntary optional volitional discretional discretionary elective noncompulsory uncompelled unenforced unnecessary autonomous nonobligatory unforced free-willed nonbinding non-compulsory nonessential non-mandatory at your discretion up to the individual free arbitrary unconstrained inessential facultative uncoerced willing freewill not required possible uncompletted unrequired unrestricted unstipulated unimperative non-obligatory non-requisite secondary breakable unbinding revocable alterable open no strings attached wilful conscious elected gratuitous volunteer calculated purposed opted witting spontaneous willful purposeful permissive knowing planned willed with intent self-imposed open to choice “All donations are voluntary and tax-deductible.” Adjective ▲ Opposite of necessary or very important unnecessary inessential inconsequential insignificant dispensable needless unimportant extrinsic frivolous immaterial incidental irrelevant meaningless pointless redundant superfluous trivial useless auxiliary disposable expendable extra extraneous minor noncompulsory nonessential optional purposeless uncritical undesirable unessential unneeded unrequired unwanted worthless additional nonobligatory peripheral surplus trifling undesired excess external non-essential supplemental supplementary gratuitous secondary negligible unwarranted not necessary uncalled-for voluntary excessive accessory removable replaceable not essential not required uncalled for not needed surplus to requirements impertinent inappreciable accidental fractional part skippable ornamental discretionary elective cosmetic petty avoidable inconsiderable not vital picayune superficial insubstantial piddling nugatory not worth speaking of beside the point of no great concern “The college-distance 3-pointer has always seemed an illogical and unnecessary appendage to a wonderful game.” Adjective ▲ Opposite of bound to happen avoidable evadable uncertain unsure doubtful escapable optional voluntary Adjective ▲ Opposite of in accordance with official regulations or standard norms informal non-standard unofficial Adjective ▲ Opposite of certain to happen avoidable preventable evadable evitable escapable avertible avertable correctable stoppable “Failure is avoidable if you take the necessary precautions.” Adjective ▲ Opposite of occurring as a natural and inevitable consequence doubtful stick stickshift stilted thought-out uncertain unnatural unsure by hand manual transmission standard transmission Find more words! 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Sentences with the word mandatory Words that rhyme with mandatory What is the plural of mandatory? What is the adverb for mandatory? What is the adjective for mandatory? What is the noun for mandatory? Translations for mandatory Use our Antonym Finder Nearby Words mandible man down manducate manducation mane manes mandatorily mandates mandated mandate mandarin manciple 9-letter Words Starting With m ma man mand manda mandat mandato mandator