I've taken a list of English words, and examined each of them to see what they sound like (using the PHP metaphone function). This page lists the most common metaphone codes, along with their words. You can also search for a word of your own, and see which words sound similar - and which ones rhyme, and which ones alliterate.
relet relit realty reeled relate relied rillet reoiled reallot reality roulette riled ruled railed relaid reload rialto rilled roiled rolled rollout
relet let owlet gelt bullet filet gullet mallet kelt violet melty gallet culet muleta cleat kneeled boleti pallet delta gleet fleet shelta fillet willet welt helot piolet pullet delete toilet bolete pellet leet sallet sleet dealt rillet mullet felt keeled knelt valet gleety galleta millet melt palet delt billet blet bleat cullet fueled belt bluet collet quillet relit dueled sleety seeled celt reeled callet ballet deled pelt howlet heeled peeled wallet wheeled pleat chalet shelty
rale real realia really reel relay rely riel rile riley role rule freely creel orle prelaw