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.
fleys foleys flues flays fleas flews flies flees files floes folles fleecy filles flus fillies felloes feeless fellies follies volleys failles valleys fils vales flaws fills fells fouls floss foils fuels feels fulls fails false voles fools fowls filos falls flows foals filose values follis fellas floosy fillos falsie voiles fleece floozy folios flossy foliose folious fellahs floosie fallows fallacy flossie fellows floozie follows vowless ghillies ghoulies viewless
leys gulleys baileys foleys fleys mooleys mulleys muleys pulleys volleys galleys gleys alleys valleys doyleys les haloes halloes flues belays vowless galeas aloes glues hoyles holies gales lues wyles floes leas bialies fillies caules gelees jellies belles roles coles follies plays lollies hilloes boulles folles pules polys heelless voles biles coalless ballies awless clays clues soulless filles flees tailless allees blueys dailies reales bailies alloys poles kales dollies ghoulies dalles hollies collies rales joles cullies slues queleas tieless toeless dialyse plies polies toyless wales delays wallies dellies sillies whales wayless wheelless doilies wholes mollies willies woollies challies doylies chilies tallies chyles shoeless tellies tules males malleus holloes haoles glees cloys mules mealless coleus toles soles poleis doolies gullies miles relies sallies felloes rallies jollies rilles viewless keyless pileus hales sailless pleas coulees jawless files lyse blues flews riles allies calesa goalies bullies flays guiles joules boles pollees bless less gillies tales nellies dales dallies bailees soilless muhlies piles rules boughless rayless rouilles holes mallees fellies hueless bellies bales looeys failles moles leis bialys lees lies bowless boules ghillies flies feeless gallies voiles joyless mailes fleas keelless coolies lawless goalless vales oleos hulloes allays slews cullays kayles colies clews pales oles belies helloes peles toolless relays ales ploys lilies mealies kellies ileus values molies soleus gules sloes callees billies lays doolees selles sales killies tulles wellies tellys deles tiles toiles dillies doles sullies tuilles walies mailless waylays dewless slays melees wheelies whiles plews wiles milles woolies chalehs chiles tailles chillies teles shales yules
fley fly feyly file flay flea flee flew floe flue foley