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