bbbbbbb bodokro bohodou bohorok bok-bok bokonon bon-bon boo-boo boo-hoo boobook bordour borkhun bornuur boronuk bounouh bourbon bourdon bourrou brodhun brokour broodon broudur brundon bukhoor bukhoro bundook bunroku burdoun burdour burundu dob-dob dobrodo dododou dohonor donodon doo-doo dookudu dorudon doudouk dourdou dournon duk-duk dundrod dundurn hob-nob honnour hoo-hoo horodok horrour hub-bub huddron hur-bur khonnor khoronk khorrud khubkuh kobroor kobudo kokonor kokorou kokubun kondoor kondrud konduru kooddoo kor-kor korborn korkoro koundou krondor kudurru kundoor kundudo kunukku kuokunu ndorobo nonbook nonburn norbord norrbro nukuoro nunhood nurkhon obround odorkor odorono on-hook orndorn oroboro oronoko rbubnon rhoddon roundon rubbour ruh-roh runbook ububboo unbound undrunk unh-unh unround