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.
pokers pikers packers peckers pickers puckers pickeers pakoras hypocrisy piggeries picaras picaros pugrees pugarees puggrees puggries
backers hookers jackers chukkers wickers lackers seekers dackers wreakers knickers shuckers tokers muckers tuckers chokers hockers pokers ickers shikkers shickers suckers daikers reekers peckers beakers whickers sakers leakers lakers lookers dickers wreckers gawkers hackers knockers likers duckers hawkers nickers puckers kickers soakers tackers fuckers buckers rakers lockers duikers shakers tickers makers bikers sackers pikers checkers rockers bookers bakers quakers pickers shockers yakkers hikers rackers bickers mockers deckers packers ockers takers cockers lickers jokers neckers cookers fakers knackers dockers wakers dikers whackers baggers kukris goers gaggers okras joggers jiggers makars fakirs saggers daggers chakras vaqueros chequers kors riggers chukars aggers eggers voguers loggers kris liqueurs ruggers cooers foggers skiers keggers luggers queers buckras taggers tuggers keirs laggers muggers pickeers fakeers quaeres queuers kiers leaguers naggers niggers huggers chuggers jaggers hoggers chukkars buggers diggers shikars chiggers waggers kirs doggers