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.
ocher ochery ochre ochry ochrea ochreae
botcher reacher matcher lecher pitcher gaucher toucher hatcher poacher fetcher ditcher etcher coucher richer tocher butcher peacher teacher voucher ocher watcher patcher catcher leacher moocher batcher hitcher notcher coacher gusher ichor cushier josher mosher pisher ashier ochre pitchier ochery pouchier cashier reechier sheer kosher basher shier techier lechery nosher kasher chichier witchery shoer washer tushery tetchier euchre pusher botchier achier bushier fishier peachier cheer mushier dashier gushier rasher itchier poachier butchery fishery lusher echoer rushier botchery cosher quasher beechier touchier bitchery busher rusher shear patchier meshier dasher hatchery beachier dishier gasher lasher masher cutchery posher bitchier char catchier musher mishear leachier fisher pushier ochry usher washier wisher witchier shusher