A History of Short Words

From the New York Times Crossword Puzzle

GAP

Mon, 12 Sep '22
Thing to mind between the train and platform
Wed, 10 Aug '22
Blank space
Mon, 10 Jan '22
Distinct disparity
Wed, 8 Sep '21
"Mind the ___" (London tube sign)
Thu, 3 Jun '21
Word with gender or age