CLAM
Edible shellfish (4)
Solution has appeared in 3 crosswords (3 across and 0 down):
Quick crossword No 16,369
— 2022-10-23 23:00:50
16A: Hard- or soft-shell marine mollusc (4)
Quick crossword No 16,078
— 2021-11-17 00:00:21
9A: Burrowing shellfish (4)
Quick crossword No 15,627
— 2020-06-07 23:00:04
10A: Edible shellfish (4)