All terms in this list:

agitation: A stirring up or arousing; disturbance of tranquillity; disturbance of mind which shows itself by physical excitement; perturbation.

avalanche: A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.

bough: A firm branch of a tree.

capsize: (nautical) To overturn.

crackle: A fizzing, popping sound.

directly: in a direct manner; in a straight line or course.

disaster: An unexpected natural or man-made catastrophe of substantial extent causing significant physical damage or destruction, loss of life or sometimes permanent change to the natural environment.

folly: foolishness

numb: Without the power of sensation and motion or feeling; insensible.

sheath: Anything that has a similar shape to a scabbard for a sword that is for the purpose of holding an object that is longer than it is wide; a case.