Synonyms for optional
ˈɒp ʃə nlop·tion·al

WiktionaryRate these synonyms:5.0 / 1 vote

1. optionaladjective

   Antonyms:
   compulsory, mandatory, obligatory

2. optionaladjective

   On that beach clothing is entirely optional.

   Antonyms:
   mandatory, compulsory, obligatory

English Synonyms and AntonymsRate these synonyms:3.3 / 3 votes

1. optional

   Synonyms:
   casual, contingent, needless, non-essential, unnecessary, useless, worthless

   Antonyms:
   essential, indispensable, inevitable, infallible, necessary, needed, needful, required, requisite, unavoidable, undeniable

Princeton's WordNetRate these antonyms:5.0 / 1 vote

1. optionaladjective

   possible but not necessary; left to personal choice

   Antonyms:
   bounden, indispensable, prerequisite, mandatory, compulsory, incumbent on(p), required, imposed, obligatory, de rigueur

Dictionary of English SynonymesRate these synonyms:0.0 / 0 votes

1. optionaladjective

   Synonyms:
   discretional, elective

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. optionaladjective

   Synonyms:
   discretional, elective

   Antonyms:
   compulsory, coercive, obligatory

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "optional":

   facultative, voluntary, discretionary, elective, non-mandatory, option, permissive, opcat

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How to use optional in a sentence?

1. Pope Francis:

   Personally I think that celibacy is a gift to the Church. I am not in agreement (with those who say) optional celibacy should be permitted.

2. Communications Benny Smith:

   The sessions referenced were created to provide support to our diverse RA community. Specifically, the BIPOC support group was created at the request of students, all our support sessions are completely optional and open to all RAs, regardless of race or ethnicity, to discuss different perspectives and experiences. All the support sessions are organized with the assistance of staff from WCU’s Counseling and Psychological Services (CAPS) department.

3. Unknown:

   Pain is inevitable; suffering is optional.

4. Fitch Ratings:

   The ruling, by stating such payments are optional, creates uncertainty about full and timely payment of special revenue obligations during bankruptcy of the related municipality.

5. Paul Ryan:

   House Republicans was a part of the mess that we uncovered over at DOJ, house Republicans has an obligation to come and testify. If House Republicans wants to come plead the Fifth that's House Republicans choice, but a subpoena to testify before Congress is not optional, it's mandatory. We will do what we need to do to protect this branch of government.