Crossword clues for Boo, and then some 6 letters:BOOINGLike Philadelphia sports fans, oftenBOOINGDisapproval from the fansBOOINGFan disapprovalBOOINGVerbal disapprovalBOOINGVoicing one's disapprovalBOOINGPrompting the hookBOOINGSound of disgustBOOINGVerbal equivalent of tomato-throwingBOOINGShowing disapprovalBOOINGVoicing disapprovalBOOINGDisapproval from the standsBOOINGShowing discontentBOOINGUnhappy fan's pastimeBOOINGShowing dissent, in a wayERRORSBaseball boo-boosERRORSBoo-boosSALTUSLogician's boo-booERASERBoo-boo fixer of sortsERRATABook boo-boosERRATABoo-boos in a bookRENEGEBridge boo-booSCRAPEKnee boo-booERRORSFielding boo-boosERRATABoo-boosERRATABoo-boos in booksOUCHIEToddler's boo-booOUCHIEBoo-booERRATAPrinting boo-boosBOWTIEHaberdashery item worn by Huckleberry Hound and Boo-Boo BearBONERSBoo-boosXXXXXXBoo-boosERRATAList of boo-boosMESSUPMake a boo-booERRATAPrinter's boo-boosSLIPUPBoo-boo / StudentsERASERBoo-boo removerRENEGEMake a boo-boo at bridgeSLIPUPBoo-booERRATABoo-boo listMISHAPBoo-booERRATALiterary boo-boosSMEARSArtists' boo-boosURSINELike Boo Boo and BalooSTINGSBeekeeper boo-boosURSINELike Boo Boo and SmokeyERRATAList of book boo-boosOOPSIEI made a boo-boo!SCARESSays boo toSCARERBoo! shouterBADUMPTarget of some spectator boos