Tumbles rhymes with:
stumbles, crumbles, fumbles, grumbles, humbles, mumbles, rumbles, stumbles, ambles, assembles, brambles, campbell's, campbells, crumbles, cymbals, ensembles, fumbles, gamble's, gambles, grumbles, humbles, kimball's, mumbles, resembles, rumbles, scrambles, shambles, stumbles, symbol's, symbols, wombles
Tumbles sounds like:
temple's, temples, timeplex, tomblike