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