Synonyms|86Antonyms|28|Broader|0Narrower|1Related|90

7 entries under expression topic. ×

1
not compulsory(adjective, idiom, electoral)
1
not required(adjective, open, free, voluntary)
0
no strings attached(idiom, open, free, voluntary)
0
not obligatory
0
obligate aerobe(idiom, life)
0
obligate anaerobe(idiom, life)
0
up to the individual(idiom, open, free, voluntary)
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APASmart Define. (2013). facultative thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/facultative/thesaurus/synonyms
ChicagoSmart Define. 2013. "facultative thesaurus" https://smartdefine.org/facultative/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, facultative thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/facultative/thesaurus/synonyms>.
MLASmart Define. "facultative thesaurus" 28 June 2013. Web. 20 September 2026. <https://smartdefine.org/facultative/thesaurus/synonyms>