Anagrams of: BLOCKHEAD

• Restraint (act or result of holding back, device that restrains)

• The projection or loop, on the thill of a vehicle, to which a strap of the harness is attached, to hold back a carriage when going downhill, or in backing.

• The strap or part of the harness so used.

• a wrestling hold in which the opponent's head is locked between the crook of your elbow and the side of your body

• an excavator whose shovel bucket is attached to a hinged boom and is drawn backward to move earth

• a war measure that isolates some area of importance to the enemy

• prevents access or progress

• hinder or prevent the progress or accomplishment of

• render unsuitable for passage

• obstruct access to

• impose a blockade on

• a soft whitish calcite

• a pure flat white with little reflectance

• an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant

• a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces

• write, draw, or trace with chalk

• long slender feather on the necks of e.g. turkeys and pheasants

• comb with a heckle

• closed to traffic

• completely obstructed or closed off