NEGLIGENT

Slack (9)

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

• Quick crossword No 16,282 — 2022-07-13 23:00:02
  9A: Not working properly (9)
• Quick crossword No 15,868 — 2021-03-17 00:00:01
  6D: Failing to take proper care (9)
• Quick crossword No 15,821 — 2021-01-21 00:00:16
  21A: Slack (9)