Answer: coil

AnswerCrossword Clue
COIL

Helix

COIL

Ignition component

COIL

Slinky, e.g.

COIL
Roll of stamps
COIL
Spiral
COILSpiral pipe
COILSlinky
COILShakespeare's was "mortal"
COILIt's all wound up
COILWind
COILSlinky, essentially
COILDNA shape
COILSnaky shape
COILSpring wind?
COILDegaussing device
COILSpring roll?
COILWind into loops
COILForm into rings
COILGet ready to strike
COILRadiator part
COILSlinky shape
COILSpring thing
COILSome snakes do it before striking
COILStore, as a garden hose
COILWind into rings
COILMattress feature
COILRattler's pose
COILSpring shape
COILHeating device
COILPrepare to strike, snake-style
COILCurl up
COILElectromagnet feature
COILSlinky's shape
COILStore, as a hose
COILSpiral shape
COILSlinky, for one
COIL"...shuffled off this mortal ..."
COILWind into spirals
COILSnake's posture
COILRoll of postage stamps