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