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.
kalam calami kalmia kalium clam glam kalimba calm qualm claim kelim gleam gloam kilim clammy gleamy qualmy gallium culm glim glom glum
kalam lam alma lama alamo loam llama lame clam lamb fleam flame haulm calm alum qualmy malmy palmy salaam salmi ulama halm alme balm gloam blam blame flam flamy fullam halma balmy calami glam claim baalim gleam qualm malm palm realm salami slam shalom
gala galah kail kale koala kola