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.
wackes wacks wakes wackos whacks whackos wauks wicks wags woks weeks wekas wax
wackes wrecks sikes knacks gucks hacks jocks rocks pukes dykes recks rykes socks tykes tokes rucks sucks mokes chuckies pokies ducks pikes hokes pekoes hocks geckoes okes kegs bookies buckoes jacks hawkeys kikes mickeys sickos fucks necks docks hikes rickeys gecks macks decks bakes whackos cocks nukes shackoes hookies wacks dickeys locoes becks wicks shacks skews shakoes takes sacks shocks nocks cookeys yacks pokes yocks chickees yokes chocks ticks rakees hickies ekes locks cukes quakes hackees buckos bocks sickees bikies quicks jockeys luckies fecks licks lacks dicks hecks pecks jukes bikes mikes mocks okehs akees geckos packs kicks keys keas jakes hawkies quacks hoicks micks fykes nicks duckies hockeys ricks jackies makes dekes kaes sicks hookeys wracks pocks skees knocks kecks hakes jokes rookies racks tacks wricks rekeys sokes ukes tucks ruckus sykes mucks chucks pucks dukes whacks picks cokes rakes fakes cues gawkies quickies hackies bucks kues sickies hicks ackees jockos lucks ficoes likes lakes dikes hickeys pekes cakes lackeys tikes tekkies chokes hucks wakes dickies wackos backs checks shakes skies shackos shicksa sakes shucks nookies cookies yikes pokeys yoicks chicks yucks
wack wacke wacko wacky wake wauk weak whack whacko whacky wick awake