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.
painter paintier pointer pointier pander pantry pinder punter ponder pandoor pandora pandore pandour pandura pounder punitory
fainter sinter linter tinter painter reinter hinter quainter winter jointer pointer minter cointer inter reenter taunter ranter entera reuniter canter binder lientery finder pointier nitery cinder saunter daunter wanter paintier montero santero daintier center tenter bunter mintier intro wintery vaunter chanter lintier chunter counter gaunter punter rentier noter keynoter enter haunter pinder venter hinder mounter joinder minder quintar uniter tinder minuter winder hunter banter runtier santera kinder niter tentier renter qintar wintry jauntier chaunter knitter shunter
painty paint pant pint pineta pointy pained pantie panto panty pinata pinite pinta pinto point pointe pinot spinto