case

noun:an instance or occurrence of a particular condition, event, or disease
- She caught a case of the common cold after traveling abroad.
noun:a container, box, or holder designed to store or protect an item
- He placed his camera in a waterproof case before the dive.
noun:a legal proceeding, suit, or matter brought before a court
- The case was brought before the court.
noun:a set of circumstances or a particular situation
- It doesn’t suit well for our case.