periodical

Words that almost rhyme with unperiodical

logical tropical illogical prodigal biological theological ecological geological ontological pedagogical philological teleological zoological dialogical aetiological ethological urological ideological physiological technological archaeological pathological neurological genealogical mythological analogical astrological etiological radiological topological typological archeological bacteriological serological embryological tautological audiological semitropical nontropical astronautical horological speleological psychological sociological chronological morphological histological immunological meteorological phonological subtropical ethnological hydrological microscopical mineralogical terminological dermatological gynaecological methodological eschatological pharmacological microbiological gynecological hematological haematological ornithological musicological epidemiological phenomenological neuropsychological neurophysiological toxicological biotechnological psychophysiological electrophysiological

conical comical rhetorical chronicle ironical historical hospital philosophical economical paradoxical diabolical symbolical unhistorical dropsical theosophical astronomical metaphorical ahistorical uneconomical pocketsful categorical prehistorical taxonomical gastronomical