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.
skink skank skunk skanky skiing skunky sacking seeking sicking skeeing soaking socking sucking sagging seagoing segueing
kink skink jouking lacking locking rocking biking picking gecking becking hoicking puking miking pecking baking leaking caking king knocking paiking keeking wrecking backing kinky pocking licking wracking coking sicking hooking juking mucking whacking yucking waking yocking yakking soaking shucking shaking reeking chucking chocking diking checking sucking rucking gawking toking nuking dyking taking konk ducking raking deking hiking sacking lucking quacking nicking lekking hocking skank kicking cooking packing ricking looking jacking faking quaking eking jauking rooking cocking knacking liking joking hoking peaking viking mocking booking hacking poking wricking bucking kecking peeking howking fucking laking skunk making racking recking necking seeking dicking hawking duking piking ticking tacking wreaking tucking ryking decking wicking cheeking docking choking shacking nocking shocking yacking socking yeuking yoking wauking yukking
skin skinny signa signee skein skene