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