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.
muggurs muggers muggars mucors muckers macros makars makers micros mockers
muggurs buggers jiggers voguers vigours hoggers figures eggers foggers naggers ruggers muggers riggers saggers luggers daggers ligures doggers laggers tuggers gaggers chiggers jaggers gaurs beggars rigours jaguars joggers gurus aggers huggers augurs baggers aggros niggers saggars guars eggars seggars muggars diggers loggers taggers leaguers waggers keggers chuggers
muggur muggar mugger muggier smugger