coil

coil 1

•  also coil up verb [I,T]
• 

to wind or twist into a round shape, or to make something do this:
?The snake coiled around the tree.
coiled adjective

coil 2

• noun [C]

1    a piece of wire, rope etc that has been wound into a circular shape:
?a coil of rope

2    a type of CONTRACEPTIVE