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.
niteries niters nitres notaries knitters noters nitros nutrias netters natters natures nitroso nitrous neuters nutters knotters notarize notorious nadirs needers nodders kneaders
batteries coteries butteries lotteries cauteries booteries potteries ruderies niteries gauderies eateries catteries terais hysterias derries poetries tories derris laterize maderize notaries dowries dearies dories feudaries sudaries dataries rotaries tawdries dairies stories dries bawdries tries tarries durries diaries terries cauterize feodaries cateress steres hatterias retries metres stereos zedoaries votaries dietaries redries tetris
niter niterie nitery nitre nitro noter enter entera inter interrow uniter