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