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.
denied deaned denned deigned dined dinned dunned dunite tentie downed dawned denote denude donned dunnite dent tend tendu dandy tenet tined toned tuned tyned tanned tenuti tinned tunned dinette tenuity
phonied monied hinnied whinnied honied denied shinnied ponied coontie coined feigned quinoid vauntie foined need sned queened ginned owned loaned gowned knead dawned pantie pined vawntie mannite canoed saned finned pinned coned peened ruined ranid baned gained reigned toned conned canned fiend sienite jeaned wined dunnite tentie tineid tunned wonned donned weaned chined whined shanghaied shined dined indie dunite hyenoid yeaned zooned unite hypnoid maned snide moaned joined veined pained finite lianoid waned peined awned deaned sunned nidi seined gunite beaned hyphened sinned ennead penned manned inned hymned fanned pawned conoid paned kainite fawned reunite leaned deigned honed tinned gunned panned nite ganoid cnida mined kneed phoned caned pinite canid kenned gahnite quoined keened mooned signed vined reined punned banned hennaed funned fined binned lined saunaed auntie neoned untie lenite nide vanned vaned boned coigned sained rained weened wanned chinned tined tuned winned dinned tyned dunned chained tanned sheened denned shinned downed shunned zoned yawned yenned
deni den danio dean deign dene deny diene duenna tenia teniae detinue