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.
fados fads fidos fades vadose fuds fids feds fatuous fats foods feeds foots feods fates feats feuds fetas fiats fatso foetus vodous footsy videos fatties foodies footies footsie fuddies voodoos fouettes fets fits vats vids
ados fados dados ads dos radios kadis gads cadis qaids bads meadows mads hoodoos nodose does leads quads qadis ratos rodeos nadas loads readds videos redoes kudos padis saids goads koodoos datos shads shades woads wads wades toads duads doodoos dodoes didoes raids maids lidos caids sadis hades fads roadeos adios bawds dadas vadose vodous naiades audios eidos cads gadis jades taos eddoes meads dose lads iodous fidos kneads dadoes dows naiads judos jatos beads heads pads nodous cades fades duos gauds adds lauds doss redos mauds sades roads aids lades voodoos deads reads bauds kiddos kiddoes dots rads tads udos dads wadis widows didos chads shadows dodos yauds