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