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.
pulleys pulls pules puls pollees polls plies plays palls pales polys pulse poles plews piles peles pulis pills pleas ploys please poleis polies pileus pillows paellas pileous pols pals plus paillasse pawls polos pilus palliasse polis place pails palsy plows pilis peals peels pools polios plisse pilose pilous palais poilus plaice police palace policy pilaws pilaus pelisse
alleys mulleys pulleys valleys volleys gulleys galleys leys fellies alloys hollies muleys goalless cullays foleys callees hulloes ballies gullies rilles halloes mallees boulles mealless bellies sallies soulless sailless blueys dillies challies willies wellies tulles toolless tellies tailless doyleys sullies dallies kellies helloes jellies gallies nellies folles mollies billies fillies lollies coalless baileys allees mailless selles rouilles milles soilless sillies filles pollees keelless hilloes belles bullies gleys fleys ghillies cullies gillies follies collies malleus allies dellies rallies felloes mooleys heelless holloes failles jollies allays killies dalles dollies tailles tallies tellys tuilles wallies wheelless woollies chillies les