Synonyms|952Antonyms|193|Broader|15Narrower|40Related|733

2 entries under plausible topic. ×

4
implausible(adjective, reasonable, likely, unlikely)
3
unbelievable
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APASmart Define. (2016). likely thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/likely/thesaurus/antonyms
ChicagoSmart Define. 2016. "likely thesaurus" https://smartdefine.org/likely/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, likely thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/likely/thesaurus/antonyms>.
MLASmart Define. "likely thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/likely/thesaurus/antonyms>