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