grappling hook

English Thesaurus

1. a tool consisting of several hooks for grasping and holding; often thrown with a rope (noun.artifact)

hypernym	:	tool,
definition	:	an implement used in the practice of a vocation (noun.artifact)

hyponym	:	crampon, crampoon,
definition	:	a hinged pair of curved iron bars; used to raise heavy objects (noun.artifact)

part holonym	:	claw, hook,
definition	:	a mechanical device that is curved or bent to suspend or hold or pull something (noun.artifact)