YAWN

Intake of breath through a wide-open mouth (4)

Solution has appeared in 3 crosswords (2 across and 1 down):

• Quick crossword No 15,824 — 2021-01-25 00:00:07
  8A: Open wide (4)
• Quick crossword No 15,638 — 2020-06-19 23:00:30
  18A: Sleepy gape (4)
• Quick crossword No 15,342 — 2019-07-09 23:00:08
  21D: Intake of breath through a wide-open mouth (4)