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.
priss prissy press paris puris prise pries peris pross praise paries pooris pros parries perries peeress pars prossie peeries purs pariahs pours pricy piers proso peers praus price pares prese pyres presa paras prows perse prose purse prays pairs parrs prize preys praos parse proas pores purrs prees peres prase pyros pears prosy pursy pricey pareus purees peruse porous porose pursue pareos hypers parous prez
briss priss harass jerries furies barrios lories press herries eyries brass varies gharris hybris arris kerries hurries gross brios curies kyries caress curios lorries peeries fries cris prissy nereis bries ferries carries harries fairies perries series berries dross sharias whirries wearies derris truss tress zoris trios dress souaris terais durries seeress sherris cheerios parries noris dories dearies cross prise paries kaross murries queries tories saris cress puris cerias bris kauris morass auris cowries loris veeries gharries crissa buries wries peris curries iris corries kerrias crass houris harissa quarries frass juries serais faeries varias pooris gurries frise norias morris reis rise caries kris arise pries rais grass naris arias kauries paris dairies cries orris peeress heiress cuirass terries laris cerise rias pross rerise aeries ferias diaries marries dries sris cherries wherries yttrias derries trois trass tries worries dowries serries tarries duress sauries sherries shris