A History of Short Words

From the New York Times Crossword Puzzle

EIGHT

Sat, 30 Mar '24
Black ball
Mon, 4 Mar '24
Certain "figure" made in skating
Sun, 3 Mar '24
Tue, 30 May '23
With 50-Down, things centered in Across answers in this puzzle
Tue, 10 Aug '21
Two cubed