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.
quickies quicks quacks quakes cookies cokes cukes kikes cakes gucks kicks guaiacs caiques cookeys cuckoos gawkies quokkas kegs cooks kakis kecks keeks cocks quags caucus guacos kaiaks
hackies duckies luckies chuckies sickies dickies hickies jackies quickies kikes hackees geckoes bikies mickeys dickeys lackeys cukes rookies jockeys tekkies pokies wackes gawkies chickees buckoes cokes skies hookies sickees cookies rickeys nookies hockeys bookies hickeys ackees cakes hawkies shackoes kis