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