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.
finalise finalis finalize finals finales finials vinals finless vinyls fennels funnels veinless veinules venulose
canalise finalise penalise analyse annualize banalize finalis finalize canalize penalize
final finale finally finely finial vinal