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