in-curl--prophetes.ai

in-curl Curling.
  (ˈɪnkɜːl)
  [f. in adv. + curl n.]
  = inturn n. 4.

1903 Westm. Gaz. 31 Jan. 3/1 The secret of the game is to be able to play the ‘out-curl or in-curl’ as the skip may direct.

Oxford English Dictionary