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.
eyrir aerier eerier error
eyrir aerier frier farrier eerier fierier leerier moorier merrier prier gorier querier crier sorrier tarrier carrier terrier hoarier warier varier wearier hairier worrier friar charrier firrier burrier wrier drier barrier furrier briar brier beerier marrier parrier mirier prior quarrier learier burier currier tearier courier trier hurrier warrior verier wirier harrier charier airier cheerier
eyrie aerie eerie eyra eyre eyry