1
hardboiled(unsound, unlikely)
1
hopeful
1
humoring(rigid, stern, unyielding)
1
imaginable(adjective, possible, believable)
1
in service(expression, useless)
1
mathematical
1
matter of fact(expression, idiom, unlikely)
1
navigable
1
negotiable
1
obtainable
1
on
1
operational
1
ostensible
1
ostensive
1
permissible
1
permitted
1
pervious
1
pleasant
1
possibilities(noun, practicability, workableness)
1
pragmatic
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APASmart Define. (2016). impossible thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/impossible/thesaurus/antonyms
ChicagoSmart Define. 2016. "impossible thesaurus" https://smartdefine.org/impossible/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, impossible thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/impossible/thesaurus/antonyms>.
MLASmart Define. "impossible thesaurus" 9 March 2016. Web. 22 September 2026. <https://smartdefine.org/impossible/thesaurus/antonyms>