suit

A suit is a set of clothes that includes a coat or and pants or dress.

Example: Everyone wears a suit where I work.

A suit is a case in a court of law which concerns a dispute between two people or organizations.

Example: The law suit was for one million dollars.

A suit is a set in a pack of cards, such as the spades, hearts, diamonds or clubs.

If something suits you it fits you; that is, it is right for you or good for you.

Example: I love my new job, it suits me fine.