A History of Short Words

From the New York Times Crossword Puzzle

LEST

Tue, 16 Jan '24
For fear that
Wed, 22 Nov '23
In case
Sat, 30 Sep '23
A word before we forget?
Fri, 28 Apr '23
Cautionary conjunction
Wed, 22 Mar '23
In case
Sun, 8 Jan '23
For fear that
Tue, 16 Aug '22
In the unfortunate event that
Thu, 30 Jun '22
A word before we forget?
Sun, 13 Mar '22
In case
Wed, 24 Nov '21
Just in case
Sun, 31 Oct '21
Just in case
Wed, 21 Apr '21
Sci-fi sidekick ... or a hint to 42- and 53-Across
Sat, 3 Apr '21
Cautionary word
Thu, 25 Mar '21
Just in case
Fri, 12 Mar '21
To avoid the risk that
Sun, 10 Jan '21
In the event that