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.
games gambes gams gamas kames cames gambs gaums gammas gambas gamays cameos gambias gums cams cammies camos camas comes camass gombos combes gumbos camisa camise gummas commies coombes gummose gummous caeomas goombahs goombays cwms
fames names lames kames shames wames games dames cames tames hames tummies maes mems amas cams bams foams mews jambes limes camas amies mummies emes maims gaums lams jambs limeys dams combes beams roomies gambs cymes homies tomes homes aims ramies mammeys mameys yams shmoes shawms shams shammies neumes chymes chams whams wamus ramus teams tammies domes llamas zymes demies amus femes semes cammies rhymes roams gambes mesa jammies pams coombes lamas mimeos dummies iambs shamas mammees rams amis mess rummies hams romeos mamas pommies mommies momes jemmies fumes immies loams cameos jams commies gimmies camos memes mamies comes hemes gimmes emeus gnomes lambs mammies biomes femmes reams bombes gams mimes ramees pomes haems rimes heaumes jimmies seams gamas dimes demes smews nomes tamis tams times tommies homeys whammies chammies chimes shammes shamos shamus shimmies siamese yummies
game gamey gam gamma agama gambia kame gaum gamy gammy gamba gambe gamb gamay gama cameo came acme ogam