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.
kumiss koumiss koumis koumyss kumys koumys cumbias gums gaums kames camise gumbos camisa camass kombus gummas cammies commies gambias gummose gummous
amiss koumiss remiss miss kumiss mis lamias mommies koumyss jammies remise miso muss biomass missy semis demies tammies amies ramies mammies pommies jimmies homies camass mass amias mess commies mise gimmies moss shimmies mamies jemmies camise rummies amis tummies dummies koumis roomies camisa cammies zombis chamois chamisa hyphemias chamiso mummies shammies immies amass zamias daimios demise tamis tommies whammies chamise chammies chemise shamois yummies