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.
bassos basses biasses bases basis bosses bioassays byssus biases busses bazoos baases bossies beses bises bozos buses baizas baizes bouses bowses busies
cussos bassos lassos kussos koussos sos passes tasses misos lyssas sisses resows pisses disses byssus gneisses massas masses missis cassis cesses lasses gneissose pusses susses chesses chassis wusses tussis tosses dosses wrasses missus sasses mosses posses pisos passus paseos musses pesos kisses cuisses biasses gasses gessoes loesses basses esses misses guesses jesses nesses losses josses sows asses messes mousses psoas bosses lassoes quasses fusses busses hisses soys sous fosses lassis fossas fesses gausses cusses tusses wisses chasses chausses yesses
bass basso bassy bassi bas bossy abase abas byssi buss bias boss boas bays base baas obas