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