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