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