HAIRRAISING

Extremely alarming (4-7)

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

• Quick crossword No 16,169 — 2022-03-04 00:00:22
  13A: Blood-curdling (4-7)
• Quick crossword No 15,665 — 2020-07-21 23:00:07
  13A: Extremely alarming (4-7)