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.
codding coding godding coting goading kidding gadding cotinga coating quadding catting cutting guiding quoting quoiting gating kiting gaiting gutting kitting
adding kidding tedding wedding godding ridding sodding gadding budding redding radding wadding mudding shedding bidding podding padding whidding codding bedding nodding quadding madding readding lidding rodding pudding ding beading guiding fading hooding coding hiding doing loiding auding weeding loading duding tiding voiding jading aiding boding wooding reding riding shading ceding kneading heading feeding lading needing biding leading redoing siding sueding goading seeding dingo dadoing feuding reading heeding lauding deeding raiding chiding hading reeding wading niding