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