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.
milieus miles molies milles mailes mils mealies muhlies mollies malleus moils milos mailless moles males mills mules mails miauls muleys melees maills malice mallees mulleys mooleys mels mols mealless mauls molls mewls malls mells meals mools molas mulls moolas mullas malaise mallows mellows mollahs moolahs mullahs
lieus milieus lies ballies cullies belies malleus kellies lilies goalies bialies ileus doolies holies folious ghillies allies bailies bellies pileus walies nellies chilies woollies wellies tallies bilious mollies polies doilies willies relies sallies soleus dailies dellies jellies coleus colies jollies follies flies ghoulies hollies dollies gillies billies collies gallies killies gullies fellies lollies bullies fillies coolies pileous tellies dallies sullies sillies rouleaus rallies wheelies dillies plies molies mealies doylies wallies woolies challies muhlies chillies les lis
milieu mile maile milia mille smile smiley mil