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.
motors motorise meteors mooters moidores motorize matres meters miters metres mitres maters metiers matures meeters matters mutters matrass mattrass mattress metros mudras madres madras maduros midairs mudders madders madrasa madeiras madrasah madrassa
tors motors foetors gators tutors fetors rotors bettors quittors viators suitors jotters cuatros faitours hitters batters biters cotters cottars tores dors ottars boudoirs gaters getters kiters mooters baiters outers boaters natters lotters jitters goitres voters dorrs sitters satoris setters tars bitters daters quoters caters cutters looters mitres metres odours attars butters maters routers petters ritters tetters sautoirs tooters totters noters stores nitres waiters watthours dieters whetters chadors citers cheaters taters shatters shooters shutters deters tattooers meteors reutters odors ratters quatres patters tetras otters dotters pouters netters titres vetters liters stars niters matters eaters torse letters fetters knitters torso matres seaters paters footers rioters fedoras raters goiters hooters putters loiters coaters sudors litres metros meeters hatters haters couters nutters vetoers moidores tetris pewters suiters rooters fitters gutters quitters miters dorsa doors quieters viatores tres torsi toros peters oaters neuters adores litters beaters torus doers rotters stours daughters toras teeters retros stirs citrus betters mutters doters cooters souters nitros guitars meters tours knotters heaters torrs gaiters sutras waters satyrs titers titters toters touters powters writers utters detours tatters wetters whitters tatars chatters sitars chitters sheeters shouters potters yatters