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.
ennead end enate endow endue
knead ennead sained fawned fanned feigned keened mined vined foined leaned hyphened manned panada queened coigned panned phonied signed vanned mooned rained fined hinnied monad honied canned gained joined boned owned coned binned gowned waned yeaned shunned tunned shinned sheened tineid chined wonned sned wined whined saunaed weaned deigned ponied maenad zoned toned pineta tanned reined dinned downed loaned denned penned dawned peened ginned banned beaned paned awned jeaned conned caned honed moaned hennaed kneed punned monied vaned seined phoned canoed coined kenned pained maned funned quoined finned veined menad gunned nada need neat ruined neoned baned inned pinned pawned zooned peined denied lined donned dined reigned dunned pined tinned sunned hymned deaned gonad wanned saned weened whinnied sinned winned chained tined chinned shined tuned shinnied yawned tyned yenned