A History of Short Words

From the New York Times Crossword Puzzle

RADII

Wed, 30 Mar '22
Minute hands, essentially
Mon, 28 Feb '22
Bones next to ulnae
Sun, 19 Sep '21
Straight sides of sectors
Wed, 28 Apr '21
Spokes, say
Sun, 17 Jan '21
Variables in (pi)r^2 and 2(pi)r