Here's what rhymes with compossible.
possible impossible purchasable Words that almost rhyme with compossible
plausible washable implausible probable horrible portable topical forcible laudable adorable chargeable unstoppable lockable watchable abdominal particle soluble nominal proximal canonical improbable constable follicle nautical enforceable torsional farcical inaudible voluble barnacle solvable unsolvable fordable monocle coracle importable adoptable karakul responsible marginal cardinal cortical anatomical doctrinal insoluble irresponsible phenomenal affordable carnival conjugal deplorable methodical apocryphal carbonyl corpuscle unenforceable supportable exhaustible fontanel rechargeable tortoiseshell chlorophyl insolvable equatable nonenforceable nonchargeable enlargeable remarkable inexhaustible orthogonal oratorical insupportable pronominal tetragonal unremarkable exportable resolvable transportable antiparticle rhapsodical gemmological revolvable gemological proportional hierarchical allegorical cosmological aeronautical cytological etymological scatological submarginal oligarchical entomological gerontological seismological anthropological phantasmagorical epistemological disproportional