A History of Short Words

From the New York Times Crossword Puzzle

CAMO

Sat, 27 Nov '21
Bit of hunting gear, for short
Mon, 8 Nov '21
Hunter's garb, for short
Wed, 14 Apr '21
Some G.I. wear, in brief
Sun, 4 Apr '21
G.I.'s garb, at times
Sun, 17 Jan '21
Garb in a duck blind, informally