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.
fawnier fawner fainer fanner fennier finnier funnier finer funner vainer finery vanner vinier phonier veinier veiner veneer venery venire vinery
fawnier downier tawnier sunnier bonnier pannier bonier zanier runnier punnier pinier fennier finnier fawner denier meuniere tinier tonier weenier whinier winier shinier owner veinier downer phonier whinnier tinnier wanier pawner panier teenier funnier vinier wennier rainier sheenier punier moonier ginnier lunier loonier linier goonier cannier yawner