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.
resales resails reseals resiles resoles reassails rassles resells rissoles roselles wrassles rosolios
sales resales sals tousles resoles wrassles assails reseals slews gasless azaleas vassals visuals hassles dossals usuals aisles lisles measles missals nasals paisleys posoles pussleys rassles resails casuals soles masalas missiles seals massless mislies sauls salsa sails isles sloes quezales passless causals newsless pusleys pusslies reassails lossless slues resiles rissoles sisals teazles tussles wassails
resale resail reseal resell resile resole presale