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