Rounding rhymes with:
grounding, abounding, astounding, bounding, compounding, confounding, expounding, founding, grounding, hounding, impounding, pounding, rebounding, resounding, sounding, surrounding
Rounding sounds like:
randomize, randomness, ranting, remedying, reminding, remittance, remittances, remoteness, rending, renditions, renting, reuniting, ruminations, rwandan's, rwandans