Here's what rhymes with unrepentable.
lamentable preventable preventible unpreventable presentable Words that almost rhyme with unrepentable
bendable dependable undependable spendable expendable amendable extendable quenchable commendable unquenchable recommendable tenable testable tentacle pentacle terrible sensible respectable vegetable parable plentiful detectable detestable sentinel bearable undetectable repairable breathable detectible electable festival intestinal spectacle amenable decimal intentional perceptible retinal insensible sceptical untenable attentional defensible illegible impeccable ineffable legible ostensible regrettable delectable digestible dispensable extensible inedible correctable wearable perfectible medical chemical acceptable cerebral dimensional flexible indispensable susceptible credible sectional sensual skeptical textual unacceptable directional pedestal receptacle seminal unbearable impregnable trigeminal unforgettable unintentional execrable extensional indefensible indigestible caramel contestable collectible impressible suggestible collectable stretchable weldable comestible connectable spreadable connectible accessible clerical exceptional incredible comprehensible contemptible inflexible segmental correctional irrepressible polemical reprehensible chimerical expressible incontestable obsessional prophetical insusceptible forgettable recessional perceptional suppressible unwearable professional conventional numerical hypothetical perceptual biochemical inaccessible multidimensional unconventional unidirectional alchemical bidirectional compressible geochemical inflectional threedimensional twodimensional unprofessional processional unexceptional inflexional premedical complexional noncollectable congressional gastrointestinal confessional inexpressible histochemical incompressible intertextual intracerebral photochemical anticlerical concessional nonprofessional paramedical conceptional convectional nonclerical nonnumerical heterosexual homosexual psychosexual subprofessional physicochemical paraprofessional semiprofessional alphanumerical immunohistochemical