A History of Short Words

From the New York Times Crossword Puzzle

NOD

Fri, 21 Apr '23
Go-ahead
Sun, 9 Apr '23
Go-ahead
Sat, 24 Dec '22
OK
Tue, 25 Oct '22
Doze (off)
Tue, 11 Oct '22
Minimal gesture of acknowledgment
Thu, 6 Oct '22
Signal to proceed
Tue, 26 Jul '22
Silent approval
Sun, 29 May '22
Get the ___
Wed, 23 Mar '22
Wordlessly agree
Sat, 5 Mar '22
Green light
Sun, 30 Jan '22
Give the ___
Thu, 6 Jan '22
Signal agreement
Wed, 6 Oct '21
Drop (off)
Mon, 12 Jul '21
Give silent approval
Sun, 11 Apr '21
Drift off to sleep
Sun, 7 Mar '21
Drop off
Fri, 5 Mar '21
"Hey there" equivalent
Sun, 7 Feb '21
Signal approval