How do you spell Mister

Available Definitions:
1)  n. - A title of courtesy prefixed to the name of a man or youth. It is usually written in the abbreviated form Mr.
2)  v. t. - To address or mention by the title Mr.; as, he mistered me in a formal way.
3)  n. - A trade, art, or occupation.
4)  n. - Manner; kind; sort.
5)  n. - Need; necessity.
6)  v. i. - To be needful or of use.