Here's what rhymes with tautology.
biology apology geology ontology typology audiology ideology theology pathology ecology etiology cytology zoology oncology ethology doxology penology petrology urology technology psychology sociology archaeology morphology mythology anthology astrology cosmology genealogy aetiology etymology histology ethnology hydrology neurology radiology archeology cardiology dermatology ophthalmology serology virology methodology physiology terminology chronology embryology meteorology mineralogy toxicology entomology gerontology phrenology gynaecology hematology anthropology epidemiology biotechnology pharmacology bacteriology immunology climatology gynecology paleontology phenomenology psychopathology criminology microbiology nanotechnology endocrinology Words that almost rhyme with tautology
polity jollity quality authority majority equality priority prodigality sorority minority frivolity inequality policy autonomy bodily colony botany prodigy possibly partially prophecy idolatry solemnly lawfully progeny solidly autocracy prophesy broccoli colloquy doggedly dorsally homily ontogeny sodomy topically caudally jauntily stolidly tardily wobbly probably economy commonly normally formally harmony biography geography geometry morally anomaly cautiously dichotomy heartily modesty novelty topography cordially pharmacy thoughtfully apostasy larceny mortally plausibly wrongfully solvency thoughtlessly typography dormancy loftily pompously philosophy democracy monopoly sovereignty consciously markedly astronomy forcibly hypocrisy photography abnormally dishonesty forcefully horribly mahogany modestly monotony pornography warranty demography impartially orthography unlawfully wantonly apostrophe impossibly monogamy mournfully normalcy oligopoly phylogeny theocracy androgyny cacophony gorgeously harmlessly morbidly psychopathy sarcophagi bibliography bureaucracy autobiography constancy enormously forestry informally reportedly uncommonly carpentry despondency insolvency radiography scornfully anatomically choreography disharmony improbably lithography mammography deplorably dishonestly incautiously oceanography constantly aristocracy importantly remarkably horizontally unconsciously paradoxically iconography peremptorily responsibly subconsciously hagiography meritocracy monstrously remorselessly historiography demonstrably inconstancy preponderantly cinematography