bbbbbbbb blurtout bo-bo-bo boomboom boomburb borututu boumourt broubrou buhlbuhl bullrout bumbulum buruburu butthurt holoholo horohoro hot-bulb hot-roll hotbroom hubbuboo hum-trum humuhumu hurlburt hurr-bur hurtruth hutthurm mbumburu mohoohoo mohurrum mollotto motoblur mouthrot mrroboto multultu murumuru ohboohoo oolooloo ourthort outbloom roboturb roll-out roto-tom roulroul thottbot thrombo- tohubohu tolbooth tom-trot tomthumb toohotto toolo toolroom toottoot torotoro tourtour tourtrol trollhul trolloll trumbull truthout turturro ubbubboo uh-uh-uh uluborlu