Here's what rhymes with polychronic.
chronic ionic ironic tonic chorionic colonic sonic conic phonic electronic tectonic iconic laconic polyphonic synchronic bionic harmonic demonic mnemonic sardonic diachronic platonic symphonic daemonic avionic embryonic hegemonic ultrasonic ganglionic histrionic isotonic planktonic catatonic diatonic subsonic telephonic infrasonic acetonic supersonic hypertonic monotonic pathognomonic architectonic hydroponic monophonic stereophonic philharmonic quadraphonic quadrophonic microelectronic Words that almost rhyme with polychronic
comic atomic economic genomic agronomic ergonomic anatomic autonomic taxonomic diatomic tragicomic macroeconomic uneconomic gastronomic subatomic astronomic microeconomic socioeconomic logic rollick topic chaotic erotic exotic caloric folic gothic tropic boric frolic hayrick cosmic toxic aortic aquatic garlic neurotic caustic melodic carbolic idiotic necrotic pyloric atopic biotic cathodic euphoric formic gnostic iambic karmic meiotic myopic robotic sclerotic bardic cirrhotic folkloric acrostic ecologic seraphic strophic allegoric carsick placekick historic symbolic alcoholic periodic hydraulic biologic despotic geologic hypnotic narcotic pathologic psychotic morphologic phenolic psychologic yardstick agnostic anarchic anoxic cathartic dialogic fibrotic inotropic lethargic nephrotic oligarchic orthodontic quixotic bucolic hierarchic vitriolic heartsick rhapsodic subtopic chopstick horologic patriotic hydrochloric philosophic physiologic episodic histologic isotropic neurologic prognostic systolic anisotropic ascorbic etiologic isotopic parabolic pharmacologic semiotic symbiotic synoptic basaltic meteoric pedagogic peristaltic polymorphic psychotropic telescopic thrombotic arthroscopic demagogic diabolic gyroscopic workaholic theosophic subtropic aetiologic noncaloric shambolic chocoholic gynaecologic chocaholic diagnostic metabolic microscopic antibiotic apostolic prehistoric catastrophic diastolic macroscopic philanthropic atherosclerotic hyperbolic immunologic metaphoric spasmodic gynecologic melancholic nontoxic antarctic bacteriologic homoerotic microcosmic xenophobic misanthropic subarctic macrobiotic posthypnotic sophomoric meteorologic nonnarcotic seismologic shopaholic astronautic cytotoxic endoscopic metamorphic spectroscopic hematologic stereoscopic fluoroscopic kaleidoscopic unpatriotic nonalcoholic haematologic electroscopic anthropomorphic epidemiologic antispasmodic stroboscopic submicroscopic