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