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.
wommeras womeras woomeras
cameras woomeras womeras chimeras wommeras fumers remoras numbers reamers immerse umbers simmers humerus lambers foamers hemmers muras summers maras maimers members namers tamers teemers emeers shmears shammers chimeres chimaeras bombers vomers rummers seamers rimers roamers timbers embers bummers gomers dimers limmers omers mummers lumbers umbras homers cummers gammers comers mimers cumbers rhymers roomers dammers rimmers reimmerse rammers hummers ombers ameers chambers aimers cambers gamers combers jammers dimmers gummers limbers emmers meres seemers smears timers samaras hammers boomers mammers moras chimers ambers shimmers yammers