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