CUSP

Turning point on which important developments depend (4)

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

• Quick crossword No 15,765 — 2020-11-16 00:00:50
  1D: Turning point (4)
• Quick crossword No 15,262 — 2019-04-07 23:00:34
  1A: Turning point on which important developments depend (4)