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