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.
galleass goalless galliass galeas galleys gallies galls gales galas glass coalless glassy galahs gallus callas gallows gulleys gullies gallous callees gals goalies glassie keelless glues kales gloss gleys goals gulls class glees glias gaols calls gules glossy classy koalas caules coalas calesa callus glossa guiles kayles callose kellies cullies cullays collies callous keyless queleas killies glossae quillais coalesce colessee guls quillaias colas coles kolas clues glace coals culls gloze calos clews glows kails glaze kills cauls caulis coleus colies cullis quails quells quills quolls
galleass leas lass less joyless queleas lasso keelless lassi glassy vowless galliass hueless coalless mailless galeas classy paillasse please release sailless soulless tailless toeless toyless wheelless lease loess class bless lawless boughless keyless bowless goalless feeless glass fleas awless viewless jawless heelless mealless pleas rayless rouleaus soilless dewless tieless toolless wayless shoeless las les
galley gale gall callee galea galeae gally gulley gal