A History of Short Words

From the New York Times Crossword Puzzle

PEC

Wed, 4 Oct '23
Bench press muscle, informally
Fri, 28 Jul '23
Something worked by a press, informally
Sun, 9 Jul '23
Push-up muscle, in brief
Thu, 4 May '23
Bench press target
Sun, 9 Apr '23
Spot for a tat
Wed, 13 Apr '22
Poppable muscle, informally
Wed, 5 May '21
Chest muscle, for short
Tue, 6 Apr '21
Chest muscle, for short
Sun, 28 Feb '21
Muscle above an ab