Thesaurus
impossible
Synonyms and Antonyms of impossible
- the seemingly impossible problem of world hunger
- fitting everything in my backpack seemed an impossible task
impracticable, impractical, infeasible, unusable, unworkable
debatable, disputable, doubtable, doubtful, dubious, far-fetched, fishy, improbable, problematic (also problematical), questionable, shady, shaky, suspect, suspicious, unfeasible, unlikely
implausible, inconceivable, incredible, unbelievable, unimaginable, unthinkable
absurd, fantastic (also fantastical), outlandish, preposterous, ridiculous
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See words that rhyme with impossible Dictionary: Definition of impossible Spanish Central: Translation of impossible Nglish: Translation of impossible for Spanish speakers Britannica English: Translation of impossible for Arabic speakers
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