bbbbbbb berbere bkerke bo-peep bok-bok bombore bombpop boo-boo boobook borbore borrero brekker brekkom brember bremmer brooker broomer eeeroer eemmeer eerbeek emmerke emperor kee-kee kemekem kerboom kobroor kookoom kor-kor korkoro korokke kreeker kroeber kroemer merrore mokerer moo-moo moorkop mormope morokro morombe mrroper obrebek okpekpe oormore oprobre orebro orepeer oroboro pee-pee peep-bo peperek perekop permeke perrero perrore pom-pom pombero poo-poo popkomm porebek poreber porpere porpore prebook preboom premere prepere prepper prommer propero propper re-book re-bore rebroke remeber repreme reprobe robobee robopop roebekk rompope roorkee