The verb meaning to cut, grip, pierce, or tear with the teeth is bite. The word also has several noun definitions, most having to do with biting and stinging. A bight is (1) a loop in a rope, and (2) a bend in a shoreline or the bay formed by such a bend.
The inflected forms of bite are bit and bitten.
Examples
But the pizza compels your attention to the last bite. [azcentral.com]
Point Old stood at an angle to the smashing seas, making a sheltered bight behind it, and into this bight the flooding tide set in a slow eddy. [Poor Man’s Rock by Bertrand Sinclair]
But just when you think you’re going well, and I was playing well, Augusta jumped up and bit me at the 11th. [Express]
To make this knot, form a bight by laying the end of a rope on top of and across the standing part. [Knots, Splices and Rope Work by A. Hyatt Verrill]
This government has already bitten off far more than it can chew. [Sydney Morning Herald]
You don’t appreciate American speak. “He fell off of his bike and was bit by a critter but he don’t know where it is at.”