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.
clang clank cling clung clanky cluing culling coaling cooling coiling cowling calling clueing galanga kaoliang clink klong clunk clonk gluing clonic clunky clinic kalong galling guiling killing gulling gaoling keeling glueing colonic goaling quailing quelling quilling
alang clang lang slang flung bawling bulling balling killing belling voling ailing duelling hauling hilloaing fulling miauling cooling falling malling belong filling fueling hollaing gilling whaling haling soling palling vealing bolling coaling roiling baling celling shoaling foiling willing tiling reeling pilling knelling felling nulling melling shealing jelling culling yelling mulling shieling ruling selling goaling kaoliang lolling tailing whiling quailing yawling riling oolong peeling poling slung dolling toiling wawling shauling quilling wailing along mailing hulloaing heeling bailing pulling helling cling dealing slank tolling nailing galling sealing fling dialling vialing fouling pooling walling blank howling knolling gulling shilling kalong malanga clung keeling quelling holing foaling gaoling lalling seeling wiling telling fuelling feeling bowling hilling galanga klong shawling failing nilling welling holloaing flank ling veiling wyling moiling liang vailing coiling lank billing lung mewling dueling guiling muling long lulling hailing fooling soiling yealing rilling toling filing hulling cowling sailing flong milling daylong halloaing paling fowling heiling vialling healing dialing jailing calling clank waling boiling gelling tooling oiling puling shelling piling plank polling kneeling railing dulling wheeling shooling mauling reoiling rolling ceiling pealing sling doling tilling wauling chilling yowling