Here's what rhymes with diarrhoeogenic.
splenic biogenic eugenic phrenic irenic neurogenic psychogenic pyogenic allergenic photogenic antigenic pathogenic transgenic cryogenic iatrogenic teratogenic androgenic hypoallergenic telegenic mutagenic schizophrenic carcinogenic neurasthenic calisthenic callisthenic anthropogenic hallucinogenic Words that almost rhyme with diarrhoeogenic
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 geodesic geodetic bathetic domestic aesthetic energetic kinetic prophetic athletic diabetic majestic esoteric esthetic numeric phonetic apathetic aseptic diuretic egocentric skeptic tartaric chimeric dietetic geocentric hermetic hysteric inauthentic acerbic evangelic lovesick pyrotechnic gametic paregoric redbrick unauthentic copacetic electric magnetic synthetic dialectic dielectric eccentric geometric symmetric apologetic cosmetic eclectic epileptic alphabetic obstetric prosthetic cybernetic empathetic frenetic isomeric neuroleptic psychedelic anorexic dyslexic dyspeptic anorectic antithetic paramedic polytechnic splenetic diametric parenthetic exegetic cliometric phrenetic dyslectic sympathetic arithmetic atmospheric anesthetic antiseptic asymmetric concentric mesenteric parametric anaesthetic isometric psychometric barometric biosynthetic ethnocentric geomagnetic monomeric ontogenetic photometric apoplectic ionospheric peripatetic radiometric antipathetic cataleptic homiletic paraplegic unaesthetic psychokinetic photoelectric photosynthetic phylogenetic unsympathetic isoelectric kinesthetic paramagnetic piezoelectric stoichiometric heliocentric nonmagnetic thermometric unapologetic telekinetic nonathletic unesthetic volumetric econometric parasympathetic antidiuretic colorimetric ferromagnetic alphanumeric onomatopoetic narcoleptic nonelectric hydroelectric nonparametric pharmacokinetic trigonometric anthropocentric electromagnetic