TRIANGLE

Geometric shape (eternal, maybe) (8)

Solution has appeared in 4 crosswords (2 across and 2 down):

• Quick crossword No 16,689 — 2023-11-01 00:00:25
  8A: Simple percussion instrument (8)
• Quick crossword No 16,255 — 2022-06-12 23:00:00
  10D: It may be golden, eternal or found around Bermuda (8)
• Quick crossword No 16,077 — 2021-11-16 00:00:16
  17A: Percussion instrument — a ringlet (anag) (8)
• Quick crossword No 15,515 — 2020-01-29 00:00:32
  12D: Geometric shape (eternal, maybe) (8)