sığmak - to fit in
ceviz - walnut
kabuk - outer covering, shell, crust
deve - camel
bilmece - riddle
soruşturmak - to investigate

Just like in the United States, family and friends entertain themselves with riddles, and youngsters compete with each other on the basis of who can guess a riddle the quickest. There are also many riddle books available - most riddles however continue to exist mainly as part of an oral tradition.