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.
keener goner caner cunner gunner gainer conner coiner canoer canner kinara cannery cannier coenure coenuri goonier gunnery
keener wiener teener veinier banner cannery gainer boner bonier biner loner inner ginner zoner honer conner canoer anear downier teenier linier phonier genre henry leaner linear sneery funner goonier gunnery beanery seiner lanner joiner rainier pioneer lunier sunnier shunner weaner tanner weiner whiner panier whinnier wanier penner winery winner toner sheenier shinier pannier moonier runner sinner onery dinner denar meaner tawnier diner near tenor vinier saner tinner caner tonner moaner venery pinier nunnery liner fennier finery fawner loaner cunner panner funnier hennery bonnier vinery coiner whinier wonner finer vanner genro fawnier sooner joinery punner genera sneer veneer gunner downer tannery vainer cannier zanier finnier scenery shinnery ginnier veiner fanner manner punnier punier owner pawner wennier mooner dunner canner ruiner fainer goner senor loonier tuner pinery dinero tenner denier tinier tinnier pinner tonier shiner runnier wanner weenier deanery miner winier yawner
keen ken keno akene skeen skene