Uy rhymes with:
bluey, booee, buoy, chewy, chop-suey, chopsuey, dewey, dewy, duey, ennui, ewy, fouhy, fukui, gooey, grenouille, hewey, hooey, huey, hughie, hughy, huie, kooi, kooy, krawccykiewi, lewey, lewi, lewy, marui, matsui, mccooey, mitsui, montrouis, neue, newey, olokuei, phooey, rattatouille, rewey, sansui, screwy, sekisui, shuey, shui, sooy, sourrouille, suey, sui, toohey, tsui, tuohy