bebuttoned benten-do bobobougou bonnbonbon bonobonono bougoutoub bungo-ono butt-ended debbeebbed debt-bound dobedobedo donggongon doundougou end-on-end end-to-end gotoetotoe nengonengo neung-dong nonbounded nudgenudge one-on-one one-to-one oude-tonge out-gunned toe-to-toe togototogo tugendbund tut-tutted unbegotten unbonneted unbudgeted unbuttoned undebugged