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.
fluttery flutter flattery fluter flatter flitter flouter flutier filter falter floater flytier fleeter faultier floatier folder fielder flooder philter vaulter fellator filature valuator vaultier violater
littery glittery cluttery fluttery flattery lottery clattery blatter blottier platter flitter plottier clutter slitter lotter slotter flutter letter blotter glitter latter litter plotter clatter reletter allotter slittier flatter sluttier
flauta flout flute flutey fluty fluyt