Here's what rhymes with morphological.
logical theological neurological illogical zoological biological psychological archaeological ecological pathological geological ontological mythological phonological analogical archeological dialogical serological ethological ornithological urological horological ideological physiological sociological chronological astrological philological radiological teleological topological typological ethnological mineralogical aetiological audiological speleological technological methodological eschatological histological immunological meteorological pedagogical pharmacological etiological neuropsychological hydrological neurophysiological embryological hematological tautological toxicological gynaecological haematological genealogical gynecological dermatological musicological phenomenological microbiological psychophysiological terminological epidemiological bacteriological biotechnological electrophysiological Words that almost rhyme with morphological
tropical prodigal subtropical periodical nontropical semitropical astronautical microscopical conical chronicle comical ironical rhetorical dropsical historical hospital philosophical economical diabolical symbolical theosophical astronomical categorical metaphorical ahistorical taxonomical pocketsful paradoxical uneconomical unhistorical prehistorical gastronomical