It's a temporary loss of consciousness caused by a blow to the head.
What is "concussion"?
It's when a person feels better quickly after something unpleasant, such as shock, injury, etc.
What is "resilient"?
It's when something or someone disappears suddenly or in a way you cannot explain.
What is "vanish"?
It's a state of human society that is very developed and organized.
What is "civilization"?
Showing strong feelings of excitement or worry, often with a lot of activity or quick movements.
It's when you look closely or carefully at something, especially when you cannot see it clearly.
What is "peer"?
It's a mass of snow, ice and rock that falls down the side of a mountain.
What is "avalanche"?
It's when a person is physically weak and thin.
What is "frail"?
It's when something gradually becomes slower, less active, etc.
What is "slacken"?
It's a large amount of liquid suddenly and quickly flowing or pouring out of something.
What is "gush"?
(Of a person) not happy or smiling.
What is "solemn"?
It's when someone shouts loudly, for example, because the person is angry, excited, frightened or in pain.
What is "yell"?
It's a person who is not accepted as a member of a society, group, etc.
What is "outsider"?
It's something extremely large.
What is "gigantic"?
It's when someone surprises suddenly in a way that slightly shocks or frightens them.
What is "startle"?