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