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.
leveret levered livered laveered liveried louvered louvred levirate
leveret vert chevret divert severed revered overt overeat livered vertu avert beavered befret evert fevered hoovered ferret hovered covered covert quavered quivered levered havered louvered overed poverty revert sievert wavered shivered
lever laver leaver levier liever liver livery lover elver clever