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.
queleas quells quillais gules quillaias quails guiles quolls galeas caules quills keyless kellies coulees cullays gulleys guls keelless galleass koels glees kolas glias gulls clues kales galas colas glass clews cauls coles gales gleys clays culls keels glues class claws koalas coalas calesa glassy coleus galahs callas kayles caulis coulis cullis classy callees cullies galleys glassie gullies
queleas leas sheilas tieless hueless gelees galeas fleas galleass pleas reales release rouleaus selles deles wheelies paellas fellas belies peles chelas teles belles please relays feeless belays relies lease selahs melees delays toeless shoeless las les els