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.
cuisines cosines cousins cassines cosiness queasiness casinos caseins quassins cassenes cassinas coziness cassinos caissons gassiness gauziness cassenas quiescence
eosines cassines cosines sines lysines cuisines sins cassinas newsiness booziness essoins maziness mousiness oscines since fissions seines sinews iciness gauziness fussiness jazziness sanes cosiness foziness sains missions cassinos laciness raciness cheesiness wheeziness tisanes dizziness sozines sissiness seisins sauciness sasins rosins resins mesnes haziness piousness cines nosiness fascines casinos esnes coziness osseins eosins easiness zines bossiness fusains sinhs bassness mossiness basins gassiness laziness cassenes lousiness lysins business ooziness messiness massiness hessians sinus muzziness queasiness leucines cousins azines raisins mussiness juiciness quassins fuzziness noisiness caseins passions biasness sones rosiness puisnes cessions sassiness scissions sessions siziness diazines doziness usneas wooziness hyoscines