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