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