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