Chomping rhymes with:
romping, stomping, swamping, antidumping, bumping, camping, clamping, clumping, cramping, crimping, damping, dumping, jumping, lamping, limping, lumping, overdamping, pimping, pumping, ramping, revamping, romping, scrimping, skimping, slumping, stamping, stomping, stumping, swamping, tamping, thumping, tramping
Chomping sounds like:
campanis, camping, champion's, championing, champions, chimpanzee, chimpanzees, combines, combing, combining, comeuppance, comfinance, companies, companies', companies's, companions, company's, confines, confining, connivance, conniving, convenes, convenience, conveniences, convening, conveyance, conveying, convince, convinces