kruffs
Those reddish indents you get on your skin from various surfaces after you've leaned on it for too long. Often obtained while napping. Singular is kruff, but a single kruff is not as notable and seemingly less common.
You've got kruffs on your cheek from falling asleep on your bookbag.
kruff
a person who is delinquent and without ambition. lazy and not driven.
Daniel is becoming such a kruff.