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