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.
lenos lens lense liens linos lenis lenes leans llanos lanose leones lins leanness linns lunes lawns lanes loons lions loans loins lines lunas lanais lauans lianas lianes lunies lioness looneys loonies lowness
kenos lenos ens nos vinous linos benes mensa hyphens minnows guanos menus anoas beanos venose eons venus pianos pens penes peens onos bens manos annoys nows queens veenas lense phonos hymens jeans aeons fanos tens yeans hyaenas scenas chinos winoes rouens whens wheens danios weensy weans sensa teens wrens hens dense dinos genus denes finos snows nenes lenes kinos genoas paeons aeneous lanose nous naos veins kens liens queans lenis vinos nose monos nosy mense quinoas penis faenas reins genes fens beans leans means miens paeans knows peins noes peons llanos venous lens gens canoes cense peans foehns heinous hygienes neons zeins mannose dens keens tannoys dienes enows teensy tense sense weens wens deans whenas winnows ruinous winos sheens scenes hyenas yens
leno lean leone lien lino blenny glen plena pleon