Crumbles rhymes with:
grumbles, rumbles, fumbles, grumbles, humbles, mumbles, rumbles, stumbles, tumbles, ambles, assembles, brambles, campbell's, campbells, cymbals, ensembles, fumbles, gamble's, gambles, grumbles, humbles, kimball's, mumbles, resembles, rumbles, scrambles, shambles, stumbles, symbol's, symbols, tumbles, wombles
Crumbles sounds like:
carnival's, carnivals, chernobyl's