Here's what rhymes with perthitic.
lytic critic zoophytic analytic parasitic arthritic porphyritic saprophytic nephritic catalytic hemolytic dendritic granitic paralytic syphilitic haemolytic impolitic cenobitic hydrolytic antisemitic proteolytic thrombolytic hermaphroditic encephalitic coenobitic psychoanalytic electrolytic fibrinolytic Words that almost rhyme with perthitic
acidic philippic juridic bromidic phenotypic civic cystic citric physic cynic thymic lyric mystic terrific mimic mythic pacific theistic lithic gimmick aphoristic diptych periwig nitpick sylphic specific clinic rhythmic holistic picnic autistic ballistic cryptic elliptic horrific idyllic limbic lipstick sadistic satiric atheistic basophilic honorific juristic monistic pantheistic polycystic triptych arrhythmic dipstick sophistic casuistic flyspeck artistic stylistic heuristic journalistic pessimistic prolific statistic acrylic dualistic ecliptic logistic rabbinic animistic egoistic empiric metaphysic novelistic patristic chauvinistic polytheistic surrealistic bulimic pinprick puristic scientific realistic optimistic apocalyptic idealistic logarithmic monolithic naturalistic simplistic altruistic hydrophilic narcissistic opportunistic socialistic synergistic algorithmic antiarrhythmic fatalistic futuristic hedonistic monotheistic neolithic positivistic syllogistic egotistic megalithic patronymic shamanistic unspecific voyeuristic euphemistic jingoistic pantomimic nepotistic linguistic intrinsic antagonistic unrealistic deterministic extrinsic humanistic mechanistic nationalistic nonspecific hemispheric moralistic paternalistic pluralistic rationalistic relativistic ritualistic carboxylic communistic hieroglyphic legalistic militaristic eulogistic stratospheric feudalistic inartistic palaeolithic paleolithic pugilistic belletristic transpacific polyclinic nonrhythmic characteristic monopolistic probabilistic anachronistic capitalistic unscientific cataclysmic eosinophilic impressionistic organismic cannibalistic materialistic imperialistic oligopolistic universalistic expressionistic nonscientific overoptimistic individualistic uncharacteristic sociolinguistic spiritualistic