RECTANGLE

Quadrilateral (9)

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

• Quick crossword No 15,884 — 2021-04-04 23:00:20
  6D: Four-sided figure (9)
• Quick crossword No 15,418 — 2019-10-06 23:00:35
  22A: Quadrilateral (9)