A History of Short Words

From the New York Times Crossword Puzzle

PSI

Thu, 23 Jun '22
Letter resembling Indiana University's logo
Sun, 19 Jun '22
Three-pronged letter
Thu, 14 Apr '22
Pitchfork-shaped letter
Sun, 24 Oct '21
Trident look-alike
Sat, 29 May '21
Inflation stat, for short
Tue, 4 May '21
... phi, chi, ___, omega
Tue, 27 Apr '21
Letter before omega
Thu, 8 Apr '21
Inflation fig.