People injured in accidents caused by the defective tire have threatened to sue.
They've threatened to sue the company.
He is suing the doctor who performed the unnecessary surgery.
Origin of SUE
Middle English sewen, siuen to follow, strive for, petition, from Anglo-French sivre, siure, from Vulgar Latin *sequere, from Latin sequi to follow; akin to Greek hepesthai to follow, Sanskrit sacate he accompanies