A History of Short Words

From the New York Times Crossword Puzzle

ORS

Sun, 17 Oct '21
Some conjunctions
Mon, 27 Sep '21
Areas for hosp. surgeons
Mon, 9 Aug '21
Places where surgeries are performed, for short
Sun, 7 Mar '21
Hosp. areas
Fri, 26 Feb '21
Choice words
Wed, 13 Jan '21
Surgery sites, for short