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.
fairies faeries fairs fries fares fires varies furies farcie firs ferries feres vairs frees froes gharries vires farce fears faros fores fiars frise frieze frisee vireos feuars ferias fraise varias furioso foresaw furious foresee various veeries farrows gharris vars furs friz pharisee ferreous varas varus fours force furze frays farci frows froze viers virus farcy frizz frass fierce freeze frizzy frowsy pharos forays ferrous furrows phoresy
fairies dairies iris ires cires kerries perries quarries cowries herries hirees veeries soirees derries fires dories ferries gharries varies gurries carries vires furies hires tires sherries cherries lorries wires wherries parries tries murries series heiress curies mires tarries hurries sirees quires dries cries juries eyries caries curries berries peeries terries dearies harries aeries kyries vireos faeries fries bries queries dowries kauries corries sires pries durries sauries jerries wries serries diaries marries zaires buries moires tories wearies paries whirries worries lories chirres shires res
fair faerie fairy feirie far fir