Synonyms and Antonyms of insolvable
- faced with the perennially insolvable dilemma of having to choose between career and family
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