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