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.
mensae mense mensa menace means miens manse menus hymens menisci meanies meinies muns mans mons meanness manus manos monos mines minas minis monas manas mains moons minus manes munis moans muons hymns mynas manias mannas moneys monies mynahs minnies minnows
ansae mensae hanse gainsay guanase kinase lanose lense ionise nose linsey pinnace rinse sansei sense sonsie donsie tense unsew nonuse mannose hansa menace bonsai ansa anise lionise manse mensa ensue venose mense pensee rennase cense sensa sensei dense tenace unsay chainsaw
men mean meanie meany meinie meiny meno menu mien amen omen