Coronary rhymes with:
veterinary, cardiopulmonary, cautionary, centenary, concessionary, confectionary, confectionery, counterrevolutionary, deflationary, dictionary, disciplinary, discretionary, disinflationary, diversionary, evolutionary, exclusionary, expansionary, expeditionary, extraordinary, functionary, illusionary, imaginary, inflationary, interdisciplinary, luminary, mercenary, missionary, noninflationary, ordinary, preliminary, probationary, pulmonary, reactionary, recessionary, revolutionary, seminary, stationary, stationery, urinary, veterinary, visionary
Coronary sounds like:
carmer, carneiro, carner, charmer, chronar, cormier, corner, coroner, cournoyer, cramer, crammer, craner, cranmer, cranmore, cranor, crawmer, creamer, creamery, creamier, cremer, criner, cromer, cronauer, croner, crooner, crowner