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.
leger ledger ledgier lager liger luger laager lodger logier
eger leger jaeger dodger dodgier sager sauger pudgier ridgier meager pager ledger huger luger gauger wedgier lodger eager codger cager hedgier judger hedger headgear edgier edger budger tiger auger booger jeer cadger gouger ager cagier lager logier liger laager badger ledgier gager jager gear mauger nudger podgier regear roger sagier sedgier dodgery dogear wager yager
ledge ledgy liege loge luge elegy