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