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.
mitis mitts mites metis midis moieties mots middies muts mids mats metisse metes meats mauts motes meets moats matts maids mates mutts moots mutes motts mattes medias mutase mottes mottos matsah medius mateys meatus middays mottoes muddies mads meds mods muds
mitis titis zitis tis its hits etuis kits beauties footies bidis gaits bawties knits jetties bits raitas gites ties coitus quiets reties hotties boites potties fiats catties rotis pitas metis kitties cooties pits shits chits duits wites whities situs waits tutties mitts titties patties tuis tatties litas ditties sties ditas dits mites deities dauties cutties quoits aits kites cuties bites laities poetise suites patois butties cities diets riots dawties booties bitts bitsy suits coatis quits fits satis nites jutties writes baits lits pieties writs sites nits ditsy betise putties fatties midis zits sits gaieties moieties gits pities cites rites dites doits duties cutis teiids tits toits tuttis whites whits wits chitties yetis
midi mite mitt mity amity emit omit smit smite