A History of Short Words

From the New York Times Crossword Puzzle

PLS

Sun, 17 Nov '24
Abbreviated entreaty
Fri, 2 Feb '24
Texting counterpart of "ty"
Sun, 21 Jan '24
Counterpart of "thx"
Sun, 17 Jul '22
Counterpart of "Thx"
Sun, 26 Dec '21
Counterpart of "Thx"