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.
iceless issueless isles
baseless issueless viceless faceless juiceless iceless laceless useless ceaseless voiceless houseless noseless fuseless causeless noiseless micelles cicelies soilless massless nacelles gasless selles myceles soulless roselles passless newsless sailless lossless gazelles pizzelles