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OPTIONAL Antonyms

There are 5 antonyms of the word optional. (opposite meanings)
Also try opposite words for..
optionally

Best Opposite Words For OPTIONAL

RankWordSave?Synonyms..UsageType
1obligatory
adjectiveadj
2mandatory
adjectiveadj
3necessary
adverb, adjectiveadv, adj
4required
verb, adjectivev, adj
5compulsory
adjectiveadj

Alternatives for OBLIGATORY

Alternatives for MANDATORY

Alternatives for NECESSARY

Alternatives for REQUIRED

Alternatives for COMPULSORY

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