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.
codes cods codeias codas cotes coeds cades coatees cots cooties cuds goddess caddies goodies cuddies gods cads gudes coats caids goods quods cates coots goads cadis cutes gowds cutesy caddis cuties quotes cuteys guides cottas coatis coitus caducei catties goatees gaudies caddice cutties kiddies kiddoes koodoos cutesie cats cuts gads kids
bodes lodes geodes codes rodes diodes modes nodes odes ods fuddies rodeos gaudies kiddoes goddess goods dues heydeys beedies ides bods hoods goads jades roads toeas gudes bawdies nides quods cades ludes goodies toes foods cods notes geoids dodos redoes tods poods rides bides noddies nodus ladies rotes cotes dotes waddies suedes toadies toddies wides wadies woodies soddies woodsy daddies shades shotes yodhs paddies didies rods votes bodies baddies muddies neddies dies videos tides cedes dudes gods foodies redes lades modus guides sides pods giddies gowds howdies nudies odas dees geodesy deys does bedews quotes naiades dodoes odds todies didoes roadeos laddies loads roadies motes eddoes loids mods buddies boodies codas nods middies aedes mottoes hoodies fades eddies hods hides kiddies caddies hades aides poets vetoes ideas pedes moods coeds teddies dowdies cuddies leudes feods dews voids ghettoes roods readies biddies ouds nudes wades dadoes doodies totes sades tidies toads widdies woads sods rowdies woods sodas chides shoddies hyoids zooids yods
code codeia cod cade coda coed cooed cooeed cote coteau coude coequate coked