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