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