ungrappling

Verb

ungrapple (third-person singular simple present ungrapples, present participle ungrappling, simple past and past participle ungrappled)

1. To release from a grappling hook.
   • But, the waves of the sea growing high, we were forced to ungrapple, and to leave our men fighting on board her from eight of the clock in the evening till eight in the morning.1897, Sir William Laird Clowes, Sir Clements Robert Markham, Alfred Thayer Mahan, The Royal Navy: A History from the Earliest Times to the Present
2. (broadly) To disengage; to release from being held.
   • But then the fear of further obloquy and ridicule makes them desist from the open enmity they still feel in their secret hearts, and like the two Demons, as we read in the lines that follow, they find the place so hot for them, that they ungrapple from their deadly contention.1894, William Warren Vernon, Readings on the Inferno of Dante, page 211