How do you spell Kinking

Available Definitions:
1)  n. - A twist or loop in a rope or thread, caused by a spontaneous doubling or winding upon itself; a close loop or curl; a doubling in a cord.
2)  n. - An unreasonable notion; a crotchet; a whim; a caprice.
3)  v. i. - To wind into a kink; to knot or twist spontaneously upon itself, as a rope or thread.
4)  n. - A fit of coughing; also, a convulsive fit of laughter.