A History of Short Words

From the New York Times Crossword Puzzle

SECT

Fri, 2 Jul '21
Theravada or Mahayana vis-à-vis Buddhism
Sat, 29 May '21
Ones who've split
Sun, 9 May '21
It's broken off
Thu, 22 Apr '21
Order, of a sort
Tue, 16 Mar '21
Shakers or Quakers
Mon, 1 Mar '21
Sunni or Shia, in Islam