Worse means more bad, unpleasant, or of lower quality than something else. When you compare two things and one is inferior to the other, that one is worse. If you got a B on your first spelling test and a C on your second, your second score was worse. If Monday's weather was rainy but Tuesday's weather was rainy and cold, Tuesday's weather was worse.

The word helps us make comparisons about negative qualities. Your cold might get worse before it gets better. A team's performance might be worse this season than last season. When your mom says “it could be worse,” she means the situation is bad but could be even more difficult or unpleasant.

Worse is the comparative form of bad, just like better is the comparative form of good. When something goes from bad to worse, it's getting increasingly problematic. People often debate which is worse: being too hot or too cold, doing homework or doing chores, losing a game or never getting to play at all. These comparisons help us understand our preferences and make decisions, even about unpleasant options.