adjective
Definition: Not good in quality, condition, or moral character; something that is unpleasant or harmful.
Example: The weather was bad, so we decided to stay indoors.
adverb
Definition: Not good in quality or performance; unpleasant or harmful.
Example: The weather was bad, so we stayed indoors.
noun
Definition: Something that is not good, often referring to a negative quality or condition.
Example: The bad in the situation outweighed the good.
verb
Definition: To make a request or command, especially in a formal way.
Example: He bade farewell to his friends before leaving for the trip.