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.
rugged rigged ragged raggedy rugate rucked rogued ryked raked recked rooked racked reeked roquet rocked recode ricked requite wracked wreaked wrecked wricked roquette
bagged logged gagged legged zagged fogged jogged hogged figged fugged nogged sagged jagged jigged begged hagged tugged shagged zigged igged wigged dogged rugged ragged pegged vegged hugged lugged sogged kegged bugged mogged pigged rigged egged nagged cogged digged bogged wagged pugged fagged lagged gigged shogged tagged mugged chugged togged jugged segued hogget togaed rogued nugget raggedy vogued leagued gaed fugued
rug ragg raggee raggy reggae ruga rugae erugo frug drug druggie druggy trug