Here's what rhymes with polyalphabetic.
poetic acetic ascetic phonetic alphabetic hermetic fetich genetic energetic kinetic athletic diabetic pathetic emetic frenetic dietetic geodetic bathetic magnetic aesthetic prophetic synthetic apologetic cosmetic esthetic apathetic diuretic cybernetic homiletic gametic exegetic phrenetic sympathetic arithmetic anesthetic anaesthetic prosthetic empathetic peripatetic antithetic splenetic parenthetic unaesthetic unesthetic copacetic phylogenetic unsympathetic kinesthetic ontogenetic paramagnetic antipathetic nonmagnetic unapologetic telekinetic nonathletic psychokinetic photosynthetic biosynthetic ferromagnetic geomagnetic pharmacokinetic parasympathetic antidiuretic onomatopoetic electromagnetic Words that almost rhyme with polyalphabetic
medic paramedic peptic eutectic derrick pectic authentic majestic metric pelvic symmetric angelic esoteric ferric relic septic aseptic hectic technic allelic benthic sceptic steric domestic academic epidemic generic systemic endemic asymmetric forensic pathogenic centric cleric enteric isometric obstetric polemic splenic cryogenic eugenic isomeric pandemic photometric phrenic psychedelic pyogenic skeptic totemic turmeric geodesic hysteric acerbic allergenic evangelic lovesick photogenic irenic electric dialectic dielectric geometric antigenic eclectic epileptic ischemic mesenteric numeric biogenic iatrogenic mutagenic neurogenic psychogenic tartaric androgenic apoplectic chimeric dyspeptic anorectic leukaemic thermometric diametric paregoric redbrick unauthentic hypoallergenic telegenic dyslectic eccentric antiseptic concentric epistemic parametric schizophrenic carcinogenic psychometric transgenic barometric colorimetric monomeric teratogenic alphanumeric anorexic dyslexic geocentric hallucinogenic inauthentic nonacademic cataleptic paraplegic narcoleptic cliometric atmospheric volumetric econometric photoelectric anthropogenic egocentric ethnocentric isoelectric neuroleptic piezoelectric heliocentric ionospheric neurasthenic radiometric polytechnic pyrotechnic calisthenic nonelectric callisthenic hydroelectric nonparametric stoichiometric trigonometric anthropocentric