End of a cigarette

BUTT

Think of what's left behind after smoking—it's often discarded and can be found littering sidewalks or ashtrays. This short, four-letter word also describes something stubborn in a different context.

The clue "End of a cigarette" points to the word "butt," which is the common term for the leftover part of a smoked cigarette. It’s a straightforward definition with no hidden wordplay—just a direct reference to what’s discarded after smoking. In everyday language, "butt" can also mean the end of something, reinforcing the answer. No tricks here, just a simple match between the clue and the answer.