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.
madrasa madrasah madrassa madras madrassah madeiras mudras madres matrass madders maduros mattrass maters matres matters midairs matures mudders maderize mattress moidores meters metres metros miters mitres motors meeters meteors metiers mooters mutters
madrasa dorsa draws drays duras hydras hydrase fedoras madras madrasah madrassa mudras redraws deodaras