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.
stirs stairs satires stars sautoirs satirise steers stares strews stroys strays strass steres stores sutras stours sitars straws satyrs stress strows sautoires seaters souters suiters storeys satoris setters suitors sitters stoures siddurs stereos sataras stories sutures satirize hysterias ciders citers seders sudors seeders sudaries
stirs reutters seaters rotors ritters nadirs teeters pouters petters sitars letters netters vetters putters patters citers knitters routers retires stars mitres ottars niters fetters beaters eaters hooters dieters couters outers attires batters dotters deairs caters litres bettors biters cutters voters loiters motors tooters sutras titres tutors satires waiters nitros taters wetters pitiers whitters tidiers cooters cheaters quieters shatters daughters totters shooters tetris shutters souters quittors suiters matters sautoires midairs gaters baiters hetairas meters kiters hatters maters goiters guitars raters boudoirs metres nutters lotters foetors bitters betters jitters jotters daters tiros fitters tors fetors getters doters cuatros paters tars nitres tres cottiers coaters litters tires tiers gaiters haters looters tatars mooters liters cotters setters rotters rooters natters tetras powters pewters rioters sitters neuters viators puttiers peters citrus knotters writers retros mutters otters toters suitors sautoirs miters gators attars hitters metiers quatres heaters meeters matres gutters ratters butters metros oaters madeiras footers boaters goitres quoters cottars stairs utters satyrs waters noters tatters whetters potters chatters titters titers chitters quitters sheeters deters touters shouters tetters yatters
stir store astray sutra strow stria strew stray strawy straw story storey stereo satire stere starry stare star stair striae stroy astir estray