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