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.
lysine lysin leucine lessen lesson leucin loosen liaison
eosine cassine lysine cuisine rusine sine cosine sin assign cession hessian casini resign scission mission raisiny zine essoin design fascine session sone cassene fusain eosin syne ossein sinew puisne rosin sasin seisin sozine diazine azine usnea basin tisane cassino leucine esne resin piscinae fission sane passion reassign quassin mesne casein resiny sinh sign piscine sene seine phocine lysin casino oscine cousin cine rosiny raisin cassina cosign sain hyoscine