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.
okehs okes oaks okas okays ocas
okehs hawkies chuckies hakes mikes keas tikes pekes gawkies nookies dickeys akees cokes hickies sikes likes pikes bakes keys ackees jockeys pokeys hookies kikes quickies bikes hockeys wackes yikes shakes chickees tykes takes dikes sykes skews sickees bookies sheikhs lakes makes dukes sokes rykes kues pukes jukes rakes cookies rickeys jackies hookahs hawkeys hickeys kegs hookeys pokes jakes fakes hackees buckoes pekoes lakhs sickies cakes kaes ekes dekes mokes cukes okes tekkies bikies mickeys hackies chokes quakes hikes hokes luckies geckoes rekeys cookeys rakees jokes pokies fykes rookies skies duckies lackeys ukes shakoes nukes sakes skees sukkahs dickies dykes tokes wakes shackoes shikseh yokes