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.
gazes gauzes gases gazoos gasses gaseous gausses cozes cases cozzes gooses causes cozeys cozies kazoos guises casease caseose caseous causeys guesses gussies quasses quizzes
feazes razes hazes mazes fazes gazes lazes dazes razzes bizzes fuzes fezes phizes faces boozes mezes ceases gases races leases ghazies feases fuzees razees lazies jazzes wizzes whizzes tizzies fuzzes vases fezzes bizes oozes rases hyraces peaces paces oases feezes pases peases heezes baizes lezzes aces taces maces cases cozies sizes biases nazis baases buzzes cozzes seizes laces daces doozies lezzies maizes phases cozes fizzes cozeys quizzes lases gauzes eases ghazis zees dizzies dozes bases teases wheezes wizes chases
gaze gaes gauze gauzy gazoo agaze