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.
aridly artily artal artel aureately aortal
aridly torridly horridly luridly hurriedly broadly broodily dreidel serriedly buirdly prettily greedily lordly choroidal wordily crudely tiredly hardly bridal heartily hardily tardily grittily fruitily ridley artily gyroidal reedily ruddily dirtily proudly bridle ruttily redly worriedly readily weirdly rudely variedly lairdly rowdily dreidl tartily toroidal shrewdly