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