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.
dados dadoes dads deads didos duads datos dadas dodos didoes dattos dots tads daddies duds doits dudes dawts deeds doats dotes dauts toads ditas dates dodoes todays didies diodes dittos doodies tedious dowdies toadies duteous doodoos dawties teddies tattoos toddies dauties tatouays dits tats teds tods tots
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
dado dadoed dad dada daddy dato dead dido duad gadoid