A History of Short Words

From the New York Times Crossword Puzzle

TRIS

Sun, 19 May '24
Certain arm muscles, in brief
Sat, 23 Sep '23
Races that require a swimsuit and bike, for short
Sun, 26 Feb '23
Swimming/cycling/running competitions, informally
Wed, 15 Jun '22
Heroine Prior of the "Divergent" series
Fri, 26 Mar '21
Push-up targets, for short