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.
duros dures durrs dross duras duress durras douras drowsy drowse drossy hydros hydrous durries dors dourahs drys dears druse doors taros tiros drays troys deers dorrs draws dress trois dorsa trios doers tours tyros dries drees trows dares toros triose torous dressy derays dories torose hydras deairs derris derries diaries dowries dearies hydrase dairies daresay tars tors tres trousseau
euros kouros duros currs arose curse pharos harrows cures hours heros faros arrows gurus cross guars gross proso lures brose prosy broos giros morrows kauris rosy burs erose rows furs porous knaurs vireos fours lauras auras pros ferrous ours morose ceros dross mures sours trois tours zeros durrs pursy tiros troys ursa charros torose cheeros churros yarrows hydrous serous puris burse dures kaross purs kurus rose rerose parous buras sieurs gyrose suras praos narrows saros cirrose frows biros brows bourse barrows bursa duras guiros marrows gyros torous barrios giaours feuars crows burros eros brosy farrows chiros taros muras ruers knurs grows heroes auris purse houris curios aurous sorrows karoos proas karroos froes bros borrows trows furrows buhrs course queuers prows morros prose pross vrows gaurs urus porose brios curs burrows pareos douras burrs roes pours churrs suers cheerios tyros hydros aures pyros zeroes purrs serows lours toros nurse serosa cirrous murrs cerous trios yours
duro dour doura dourah dura dure durr durra durrie