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