A History of Short Words

From the New York Times Crossword Puzzle

ENNUI

Sun, 21 May '23
Listless feeling
Fri, 21 Oct '22
World-weary feeling
Tue, 20 Sep '22
Lack of joie de vivre
Tue, 6 Sep '22
World-weariness
Tue, 19 Oct '21
The blahs, more formally
Sun, 11 Apr '21
"Been there, done that" feeling