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.
galleys gallies gulleys gleys gales galls goalless galleass galeas gallus gals gullies gallous gallows goalies callees galas gaols glees coalless glues gules gulls kales galliass calls goals callas callus kayles calesa caules galahs guiles killies kellies callose cullays callous cullies collies guls coalesce keelless clays glass glazy culls glows glaze gloze coles cloys kails kills clews clues gloss coals glias cauls calos glace caulis quills glassy colies koalas coleus coalas quails glossy quells cullis quolls coolies coulees glassie glossae keyless queleas
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
galley gale gall callee galea galeae gally gulley gal