RAPIDS

Fast-flowing part of a river (6)

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

• Quick crossword No 15,704 — 2020-09-04 23:00:38
  17A: Fast-flowing section of river (6)
• Quick crossword No 15,507 — 2020-01-20 00:00:11
  16D: Fast-flowing part of a river (6)