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.
croze craze crosse crouse carouse crazy corse curse cores cross carse cares cruse graze cries cures crews cress crows croci coryza cruise course crease caries creese caress curios coarse creasy grouse coerce cressy curies corries curiosa carries carious cowries curries curious carassow curassow cars cors cris crus curs
croze froze torose cirrose prose porose graze craze gyrose heroize heroes furze erose froes brose braze arose rose roes raze morose prize rerose zeroes trooz