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.
deanery denary denier tannery denar diner tenner dunner teener tanner downer dinner denari dinero denarii teenier tawnier downier tenor dinar toner donor tuner tenour tenure tinier tinner tonier tonner tinnier
beanery deanery pawner caner moaner manner leaner canoer venery gunnery canary zanier joinery hennery vinery scenery pinery tanner wanier weaner shinnery panner onery canner anear banner nunnery meaner loaner gainer cannery lanner panier fainer fanner fawner finery sneery saner vainer vanner tannery wanner winery yawner
dean dene diene deaden dan den