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.
viler veiler filer valuer volery filler vealer vealier fleer valor volar filar velar flier feller velure fuller feeler fowler fleury velour fueler fouler faller valour filaree filaria foolery fueller fullery failure filariae flir
bailer veiler toiler tiler oiler mailer filer coiler nailer ceiler sailer jailer viler tailer hailer moiler miler railer wailer boiler feller hilar baller eelier bailor luller bolero haleru jowlier caller mewler pallier lehr fleer celery loller dallier vealer galere heeler hauler mealier sallier hillier valuer reeler filler vealier ruler huller colliery leer healer raillery palier holler toller lier dueller belier taller woollier slier wilier whaler chillier cholera sheller siller shoaler dealer yeller dialler faller rallier lowlier heller oilier plier coalier filar volery woolier millier peeler tiller roilier queller wooler bullier poller teller holier feeler tailor sealer clear gluier fueler relier culler bowler lear collier fuller flier jailor knoller gluer rulier pooler seller miller jollier bluer coaler haler haulier bawler muller giller fueller realer fullery howler puller paler puler killer helleri sealery dialer gaoler kneeler baler mauler pilar cooler iller blear biller hiller sailor fouler hellery fowler poler gallery waler wheeler taler sillier tallier roller foolery chiller duller tooler willer choler shalier shellier dueler shoalier tailleur yowler
vile villi evil vole voile voila viola viol villae file villa vill vial veil vale vail evilly