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.
lamias lamas llamas lams lambies lambs lumas lames loams limas lemmas limbas loumas lums limbs limes limos looms ylems limbos limbus limeys
amias zamias hyphemias lamias mas mis gamas jimmies mamas gamays cammies mammies maes cumbias mass gambas mommas mammas camass bimahs somas mommies remiss summas lumas rumbas gimmies omasa jemmies mummies loumas demies shimmies shammies shamas chamois chamiso chamisa tummies tammies dummies doumas zymase koumis semis comas pimas llamas cymas camisa limas ramies kumiss miss commas jammies caeomas masa mamies homies nemas roomies mays koumiss remise miso sambas pumas immies moas bimas simas mambas maws lamas pneumas amies biomass amahs gammas amis nomas pommies camas rummies commies gummas camise amiss mise bemas limbas amass amas lemmas gambias daimios zombis demise dumas tamis tommies whammies chamise chammies chemise shammas shamois yummies
lamiae lamia lam slam clammy claim flame flambeau lama lamb lambie lamby lame llama loam flambe loamy flambee alamo flamy blam clam blame glam flam ulama