Rumbles rhymes with:
crumbles, grumbles, crumbles, fumbles, grumbles, humbles, mumbles, stumbles, tumbles, ambles, assembles, brambles, campbell's, campbells, crumbles, cymbals, ensembles, fumbles, gamble's, gambles, grumbles, humbles, kimball's, mumbles, resembles, scrambles, shambles, stumbles, symbol's, symbols, tumbles, wombles