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