A History of Short Words

From the New York Times Crossword Puzzle

POM

Wed, 10 Apr '24
When doubled, beanie topper
Sat, 16 Mar '24
Fluffy toy, familiarly
Mon, 15 Aug '22
Certain lap dog, informally
Sun, 29 May '22
When repeated, cheer accessory
Wed, 4 Aug '21
Certain lap dog, informally
Sat, 24 Jul '21
Certain toy, briefly
Tue, 5 Jan '21
Petite pooch, familiarly