noun / verb
grip
GRIP/ɡrˈɪp/
A firm hold that secures control of something.
The hand maintains a firm grip on the thick vertical rope.

Etymology
Old English grippan meant 'to grip, seize, obtain.' The modern sense preserves its concrete image of taking a firm hold; the verb's deeper origin is uncertain.
In context
one had to grip the leg tightly and then sort of clamp down on the vessels as rapidly as possible
More examples
- Grip the handle tightly before you lift the suitcase.
- The tires lose their grip on the icy road.
- The mystery grips her attention from the first page.
Forms
grip · grips · gripped · gripping