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.
liaise lase lease lis las lace leas leis lice lyse lays lies laze lass lose laws loose luaus louse hylas lieus lasso louis lacey lowse lassie lessee lezzie looies louies les lez
liaise paise chaise raise ais noise case hoise passe hawse pase rais nisei masse vise cuisse paisa phase cause rase wrasse saice dais tasse tease chais chase poise paseo vase pause mise raias lease ease bise baize lase base fease maize peise guise pease asea rise cease seise daisy tawse wise quais chasse