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