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.
saggered saggared saggard sacred scared scarred sugared secured squared suckered screed secret scored scried scoured secrete skirred squired scurried scart scrod
jiggered buggered daggered saggered chequered pickeered whickered gored saggared augured daikered puckered greed dackered suckered nickered dickered agreed queered lackered leaguered beggared knackered queried sugared degreed bickered tuckered figured checkered cockered shickered