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.
desire deicer dossier tesserae doser dozer dicer dowser dicier diseur doozer dosser dozier douser teaser dizzier douceur dysuria tessera tussore disarray
desire sire sir leisure busier goosier soiree siree sere cire hissier sure sore mousier cosier newsier nosier pissoir rasure rosier scissure dossier wussier cheesier sissier messier massier gassier tussore assure mossier lousier fissure fussier voussoir hosier bossier zaire measure chaussure mussier easier noisier osier pussier reassure sassier seisure queasier choosier
dees deice dews deys dies does dues ides odes deities