worse

adj

1. (comparative, form-of)comparative form of bad: more bad

   “Your exam results are worse than before.”

adv

1. (comparative, form-of)comparative form of badly (adverb): more badly

   “The harder you try, the worse you do.”

   “Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits. ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.”

2. Less skillfully.

   “He drives worse than anyone else I know.”

3. More severely or seriously.

   “The bad news affected me worse than it did my brother.”

4. Used to start a sentence describing something that is worse.

   “Her leg is infected. Still worse, she's developing a fever.”

noun

1. (obsolete)Loss; disadvantage; defeat

   “Judah was put to the worse before Israel.”

2. That which is worse; something less good.

   “Do not think the worse of him for his enterprise.”

verb

1. (obsolete, transitive)To make worse; to put at disadvantage; to discomfit.

   “Weapons more violent, when next we meet, / May serve to better us and worse our foes.”