Here's what rhymes with undecoded.
decoded loaded eroded exploded unloaded outmoded incommoded discommoded foreboded Words that almost rhyme with undecoded
coated noted devoted quoted voted denoted doted undercoated floated connoted promoted outvoted unquoted creosoted sugarcoated folded molded scolded cozened coaled yodeled boasted bolted motioned roasted enfolded rosebud cuckolded infolded molted sozzled roweled rowelled unfolded totaled emboldened ennobled totalled betokened coldblooded refolded reopened unopened manifolded