A History of Short Words

From the New York Times Crossword Puzzle

MSG

Fri, 9 Dec '22
Umami flavor enhancement
Sun, 6 Nov '22
Flavor enhancer, for short
Wed, 27 Jul '22
Knicks' arena, familiarly
Sat, 5 Mar '22
Additive once extracted from kelp
Wed, 20 Jan '21
Only ingredient in Accent, in brief