A History of Short Words

From the New York Times Crossword Puzzle

PUP

Thu, 13 Jun '24
Mini mouse
Fri, 9 Feb '24
Baby bat
Mon, 26 Jun '23
Baby seal
Wed, 1 Mar '23
Young seal
Sun, 11 Sep '22
See 91-Across
Mon, 27 Jun '22
Baby dog
Sat, 27 Nov '21
Spot early on?