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