whipcord
/ˈhwɪpˌkɔrd/Definitions
1. noun
a length of cord or twine used for whipping or flogging
“The soldier was punished with a lash of the whipcord.”
2. noun
a narrow, cord-like strip of a plant (especially a vine or a tendril)
“The whipcord of the clematis plant was used to climb the trellis.”