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.
pursued pursed parsed prosed prised pressed pursuit perused praised prissed persuade prized purist preset priced purest prosody proceed precede pierced preside prostie presidio presidia parasite periostea prost praesidia prussiate prest presto priest prosit peracid poorest
pursued rased truced pursed prised parsed nursed cursed coursed irised horsed hirsute versed reissued phrased erased burseed arrased rosed perused prosed hearsed chorused
pursue purs pours puris purrs purse pursy spurs