Verb (5-dan, く, intransitive)
1. to cling to; to hold on to; to hold fast to
2. to grapple
3. to set about doing; to begin; to commence; to undertake
4. to possess (someone; of an evil spirit, idea, etc.); to take hold of; to haunt
also written as 取り憑く
5. to obtain a clue; to get a lead