A History of Short Words

From the New York Times Crossword Puzzle

Tue, 21 May '24: Language in which "w" can be a vowel
Mon, 8 Apr '24: Like corgis, by origin
Fri, 29 Dec '23: Like the Gwyndodeg and Powyseg dialects
Wed, 5 May '21: Language in which "Thank you very much" is "Diolch yn fawr iawn"