DILIGENT

Assiduous (8)

Solution has appeared in 2 crosswords (0 across and 2 down):

• Quick crossword No 16,304 — 2022-08-08 23:00:10
  12D: Hard-working and conscientious (8)
• Quick crossword No 15,258 — 2019-04-02 23:00:19
  2D: Assiduous (8)