A History of Short Words

From the New York Times Crossword Puzzle

Words of five or fewer letters since August 15, 2006

the

Tue, 21 Nov '06
Not just "a"
Thu, 16 Nov '06
Definite article
Tue, 14 Nov '06
Opening word usually skipped in alphabetizing
Tue, 3 Oct '06
Not just "a"