hersenbreker (zn):
Frage(en) difficult question or riddle., Geduldspiel(en) game for one person., Geduldsspiel(en) game for one person., Kopfzerbrecher(en) difficult question or riddle., Puzzle(en) game for one person., Rätsel(en) difficult question or riddle., Rätselfrage(en) difficult question or riddle., Scherzfrage(en) difficult question or riddle., Vexierfrage(en) difficult question or riddle.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com