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.
skews skies sokes sykes skees sikes sakes sickies segs sickees secs suks skas skis sakis seeks scows sicks sikas soaks socks sucks skuas souks sacks sooks segos squaws sickos segues soukous sukkahs sex sequoias sacs sags sexy sics suqs
skews hickeys mokes bikies tykes pekoes gawkies nukes dikes ekes hokes hawkeys luckies cokes pokes buckoes hackees fakes jockeys pokies hookies kikes kaes hackies hikes jackies chickees yikes chuckies wackes tikes dukes dickeys skies sickies okes quickies bookies shakes takes sykes sakes fykes rakees jukes rekeys cookies rookies mickeys skees lakes jakes mikes likes quakes geckoes pukes jokes ackees keys bakes pokeys cookeys hawkies hickies hookeys akees duckies okehs kegs pikes ukes keas nookies hakes makes hockeys bikes rykes cukes rickeys cakes rakes kues sickees dekes tekkies shakoes lackeys chokes pekes sikes sokes dickies dykes tokes wakes shackoes yokes
skew sake sike skee skiey soke syke askew