A History of Short Words

From the New York Times Crossword Puzzle

BRR

Wed, 11 May '22
Remark from one having cold feet, perhaps
Tue, 19 Apr '22
"It's cold in here!"
Wed, 2 Feb '22
Cold comment?
Fri, 12 Nov '21
Zero reaction?
Sun, 15 Aug '21
Sound at the end of December, appropriately?
Thu, 5 Aug '21
Icy remark?
Mon, 17 May '21
"I'm f-f-freezing!"
Mon, 3 May '21
[It's c-c-old!]
Thu, 4 Feb '21
Sound made while shaking