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.
polios polos polis polies poleis pols plies polls pools poles pulis polys pilis palais plisse poilus police pilose policy pollees pelisse puls plus pals pills peles plays pules pales palls palsy pails piles pawls plews pilus peels pleas pulse ploys pulls plows peals palliasse pileus pilaus pilaws pilous plaice please paellas palazzi pileous pillows pulleys
folios helios polios olios lis flows hellos ballies bliss bialis close mallows leis jollies valise floss alias belows fellows halloes fillos fellies belies allows calos lies alloys molies gillies quillais killies loos filos ghillies haloes bullies viols cullies aiolis billows hulloas glows hulloos loss hallos bilious folious flies gallies cullis halloas kellies telos gullies realise pilose tallows doilies dailies sillies wallies wellies dillies willies woolies nellies challies chilies chillies cholos delis shallows caulis tallies gloss hillos lose foliose jellies doolies duellos felloes fillies polis jealous niellos plies solos sylis halos holies ceilis helos sloes sallies follis zealous hollies bialies collies colies filose lollies bolos villose xylose billies bailies lilies polos ploys muhlies nolos pilous aloes pulis sallows fallows phyllos sullies hollows halloos kolos mealies holloes coolies bullous hallows allies holloos helloes hulloes follows floes callose lows milos gallous coulis polies aaliis callous bellows ghoulies hollos mollies bellies jellos pilis gallows plows relies dulias doylies cloys dellies hilloas follies goalies glias pillows villous kilos rallies holloas mellows lilos hilloes dallies tellies blows cellos slows palais tallis silos oleos walies wallows wheelies poleis dollies willows dahlias woollies challis chilis diols chillis hullos chylous yellows
polio pol pili plie poilu pole poll pollee polo poly pool puli apollo spoil