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.
kouros kors kurus koras kaross curios karoos course kauris guiros karroos curiosa kauries kirs kris curs cors coirs gores gross guars gorse gaurs gorsy grows curse cores crows keirs corse kiers currs goers cross gurus cures queers crouse crosse coarse curies kyries kersey quires grouse cooers kerrias queuers carious carouse curries kerries queries gurries curious cuirass quaeres corries cowries curassow quarries
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
kouroi kor kauri kaury kora korai kore kuru kukri