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.
prissies prisses prossies prises presses prosses parises praises prizes perses purses prases proses parses prices peeresses peruses precise pursues piracies precieuse precis prosos prezes pareses paresis pierces precess process pyrosis precious
brassies prossies prissies trusses karosses trasses grasses drosses peeresses seeresses grosses crosses prosses presses heresies prisses cuirasses cresses reissues caresses heiresses morasses phoresies reassess frasses brisses brasses wrasses harasses dresses duresses tresses chorusses
priss prissy paris peris praise press pries prise pross prossie puris uprise