quietus

noun

1. (dated, uncountable, usually)A stillness or pause; something that quiets or represses; removal from activity.

   “Olive's specific terrors and dangers had by this time very much blown over; Basil Ransom had given no sign of life for ages, and Henry Burrage had certainly got his quietus before they went to Europe.”

   “The very unromantically accoutred form of a keen-visaged, middle-aged female, padding heavily in bedroom slippers along the garden walk, gave its quietus to the situation.”

2. (dated, figuratively, uncountable, usually)Death.

   “When he himſelfe might his Quietus make / With a bare Bodkin?”

   “After a good deal of firing, and lying in wait - for every time he heard a shot down he'd go, and on coming to the surface, would only expose about two or three inches of his nose to fire at - we managed to give him his quietus.”

3. (dated, uncountable, usually)Final settlement (e.g., of a debt).