crevice

n narrow opening or crack in a rock, wall, etc （岩石、 墙壁等的）裂缝, 缺口.

crenellated (US -elated), creole, creosote, crepe (also crepe), crepe paper, crepitate, crepitation, crept, crepuscular, crescendo, crescent, cress, crest, crested, crestfallen, cretaceous, cretin, cretinous, cretonne, crevasse, crew, crew cut, crew neck, crib, cribbage, cribbage board, crick, cricket, cricketer, cried, crier, cries, crikey, crime, criminal, criminality, criminally, criminologist, criminology, crimp,