A History of Short Words

From the New York Times Crossword Puzzle

EXAM

Mon, 11 Dec '23
This is a test!
Wed, 19 Jul '23
Event often in caps on a syllabus
Tue, 17 Jan '23
Proctored event
Mon, 31 Oct '22
Bar ___ (lawyer's hurdle)
Wed, 10 Aug '22
Reason to cram
Thu, 24 Feb '22
See 62-Across
Thu, 2 Dec '21
Checkup, e.g.
Thu, 28 Oct '21
This is only a test
Thu, 7 Oct '21
Proctored event, maybe
Sun, 22 Aug '21
Series of questions, maybe
Sun, 25 Jul '21
This is a test