beblubber beebeebee beet-root bellbrook belturbet beterou blubberer blue-bell blue-book bluebelle blueberet bokourobe bollebeek bolo-bolo book-lore boor-tree boot-tree borborbor botetourt bottebolt boulleret boulterer bourrelet bourrette broerkerk brooktree bubblejet bukeerere bull-tour bullbrook bulleteer bulubebek burrokeet butterbur buttrelle elektro-l ertebolle etterbeek ettubrute euroroute eurotroll joejetter ke-bouebo keek-keek keel-toll kerekou kerkbuurt kerrobert kokerelle koolkerke kortekeer korukollu koukoulou koukourou leerbroek lero-lero letterlet letterure lobulette lotbetter lote-tree lutterbek oberreute ooblek orbetello ortoterek ouellette outlooker rebellour rebottler retrotort robertlee robotbeer rotrooter roulekere rule-book tebe-tebe telerobot teleroute teletutor terretour teru-tero teterboro tobuterol toll-book tollebeek tortoreto touloubre tourrette toutoubre trolltoll true-blue tuko-tuko tuku-tuku tuotuorou turtlebot tuttototo