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