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