A History of Short Words

From the New York Times Crossword Puzzle

TREX

Mon, 2 Dec '24
Prehistoric predator, for short
Wed, 10 Apr '24
Prehistoric predator, informally
Tue, 10 Oct '23
Fierce, short-armed dino
Sun, 4 Jun '23
Triceratops contemporary, informally
Thu, 22 Sep '22
Sue at Chicago's Field Museum, e.g.
Wed, 6 Jul '22
Small-arms runner of years past?
Mon, 4 Apr '22
"King" of this puzzle?
Sun, 7 Nov '21
Predator frequently appearing in Calvin's daydreams in "Calvin and Hobbes"