Cable (or Cable Laid Rope) Three Hawsers or Ropes twisted and laid up together. (3)

Capsize, to. Altering the appearance, shape or function of a knot by applying strain.(9)

Capstan A winch or drum, powered or hand operated, used to assist in hauling. (4)

Cast, to. To tie a knot.

Cavendoli The art of making objects of clothing or decoration by the use of horizontal and vertical bars of hitching. (4)

Clap on, to. To put on a seizing, nipping, stopping.

Cleat. A fitting, usually with two horns, to which lines are made fast. (9)

Close, to. To lay three plain laid ropes together to form a cable. (3)

Coach Whipping. The over/under/over pattern of knotting used for covering cylindrical objects. May be executed with strips of cloth, canvas, tape, leather thong or cord. (4)

Coax a strand. To tighten a knot gradually by taking a little slack at a time and working each strand in turn until all is snug. (3)

Coil (n) Rope made up into a series of turns for stowage. (8) (v) To make a coil.

Coir The fibres from the outer husk of the coconut. (6)

Cord  Line less than 10 mm diametre. Usually comprised of several tightly twisted yarns, but may be a braid. (10)

Cordage Collective name for ropes. (4)

Core Fibres, yarns, filaments etc, located within the centre of a rope. (5)

Cockscombing A method of covering using alternate hitches backward and forwards. (10)

Continuous Crowning. To form one crown on top of another with any number of strands. (10)

Continuous Walling. To form one wall upon another with any number of strands, usually around a cylindrical object. (10)

Contline The surface seam between the strands of a (laid) rope. (3)

Cotton The fibres of the cotton plant. (6)

Crossing Point Locations in a knot where one part crosses another. (11)

Crossing Turns See Frapping

Crotch or Crutch  To marry the opened ends of two ropes preliminary to splicing or shroud knotting. (3)

Crowning To form a Crown knot in preparation for Continuous Crowning of Back Splicing (10)

Cut Splice The splicing together of the ends of two ropes into the standing part of the other. (10)