A History of Short Words

From the New York Times Crossword Puzzle

SAUNA

Mon, 4 Oct '21
Dry heat bath
Tue, 10 Aug '21
Where "don't sweat it" is hard-to-follow advice?
Sun, 4 Jul '21
It's full of hot air
Sun, 14 Feb '21
Place with robes and sweaters
Mon, 8 Feb '21
Relative of a steam bath