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.
laminose laminous laminas luminous luminesce loaminess lomeins lameness liminess limns lemans lemons limans limens lumens lambency lemnisci
laminose mannose bambinos feminise laminous luminous numinous ominous deaminase dominoes dominos