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.
megass megasse megs migs mugs mags macs mogs muggs mikes mokes magus makes miggs makos micas macks macaws maquis magueys mickeys moggies muggees max
megass bagass gas teguas degauss daggas sagas ragas ligase loggias megasse laogais gags gaes gassy goas yogas gauss gays quass biogas togas taigas geegaws degas vigas saigas reggaes gewgaws agas oquassa quaggas bagasse jackass gigas yugas