cruel, a. [pitiless], [merciless], [inhuman], [unmerciful], fell, [relentless], [ruthless], truculent, [brutal], [unfeeling], [severe], [inexorable], incompassionate, [implacable].
cruelly, n. [inhumanity], implacability, [severity], [atrocity], pitilessness.
crumble, v. disintegrate, [decay], molder.
crumbly, a. friable.
crumple, v. [rumple], [ruck], [wrinkle], crush [together].
crush, v. [overpower], [vanquish], [quell], [subdue], [conquer], [suppress]; [squeeze], [press], compress.
crush, n. compression; pressure, [crowd].
crushing, a. [overwhelming].
crush-room, n. [foyer].
crust, n. incrustation.--v. incrust.