A History of Short Words

From the New York Times Crossword Puzzle

OTO

Sat, 29 Jul '23
Prefix with -plasty
Wed, 3 May '23
Language in which "Nebraska" means "flat river"
Wed, 1 Feb '23
Platte River people
Sun, 22 Jan '23
Plains tribe
Mon, 11 Apr '22
Siouan language speaker
Fri, 20 Aug '21
Ear-related prefix
Sun, 7 Mar '21
Ear: Prefix