A History of Short Words

From the New York Times Crossword Puzzle

ADULT

Wed, 5 Jul '23
Legal, in a way
Thu, 26 Jan '23
Butterfly, but not a caterpillar
Wed, 18 Jan '23
Grown-up
Wed, 11 Jan '23
Fulfill mundane but necessary responsibilities, in modern lingo
Sun, 12 Jun '22
18+, say
Mon, 22 Nov '21
One who's 18 or older
Sun, 11 Apr '21
R-rated