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.
smiter scimiter summiteer simitar smatter scimitar smuttier summitry semidry cemetery scimetar symmetry zoometry
miter smiter limiter vomiter scimiter scimitar combater emitter metier mitier emoter simitar meteor mooter meatier muddier muter moodier mitre remoter geometer summiteer diameter timider matier omitter mattery ohmmeter smatter imbitter mater commuter meter mutter matter remitter amateur biometer embodier ammeter cemetery meeter embitter smuttier summitry dimeter yawmeter
smit smite samite simioid smote smut smutty somite