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.
demise demies deems demes demos dummies daimios doms dims dams dumbs tamis teems dimes doums dumas domes teams dames dooms doumas dumbos duomos tammies tommies tumesce tummies
camise remise demise chemise chamise mise mis mammies mamies amice whammies miss amuse amiss immies miso muse amis camisa commies remiss shammies pumice ramose mommies roomies cymose zamias dummies tammies tummies whimsey demies gummose lamias siamese koumiss shimmies amies rimose gimmies kumiss jimmies homies mice cammies hyphemias chamois bemuse chamisa koumis amias zymase chammies shamois jemmies vamose rummies pommies semis zombis daimios ramies jammies tamis tommies mummies chamiso comose yummies
deem deme demo demy edema idem