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.
retines retinues retenes retunes retinas retains ratines routines rutins reattains ruttiness reediness rootiness readiness redness rudeness ratanies redenies routinize rowdiness ruddiness redons ratans redans rottenness reddens rattans rattons rhytons rattens ratoons radians ratteens rattoons radons
mutines poutines ratines retines patines routines tines tins quietness iodines reattains atones ketones patness cutins bawdiness matinees jitneys tunes patinas butenes jettiness dines neediness rootiness ruddiness meetness tineas ruttiness phytanes cattiness giddiness attains mutinies stains zeatins shadiness chutnees chattiness wittiness witness wetness tidiness tattiness dowdiness dottiness detains sootiness retunes steins reediness patins satins retains haughtiness biotins goutiness muddiness moodiness bittiness phytins attunes tynes fattiness betaines neatness ketenes butanes cetanes nuttiness tains rutins mootness mattins hotness readiness matins pottiness knottiness lattins nattiness meatiness dienes latinas beadiness codeines headiness pettiness fatness retenes stanes matiness luteins gaudiness battiness retinues rowdiness tones fitness seediness retinas latinos stones soutanes detainees detinues doughtiness duotones tautness weediness whatness witneys woodiness chitins chutneys shoddiness
retina retinae retine retinue ratine retain retene retune rutin cretin