Observation - Looking at something, notice things to learn.
Example - This guy is looking through a binocular, he is having an observation of something.
2) Emphasize - Pay special attention
Example - When you are looking at this picture, you emphasize the bug immediately.
3) Reaction - response to something
Example - There must be something really surprise and sudden happen to make her have such a reaction.
4) Define - to clear the meaning of the word ; to make something clear.
Example - A dictionary is a good tool when you want to define the definition of the word that you don't know.
5) Tersely - short but easy to understand; to the point
Example - When the guess saw the rude attitude of the police, he said tersely: "Your attitude is unacceptable!"
6) Breach - to make a hole
Example - This must be a very strong person hitting the wall to make a big breach like this.
7) Riveted - Hold someone attention
Example - When I'm writing a story, I'm always trying to rivated my reader to my story.
8) Vigil - keep watching over something.
Example - When we are at the camp, someone should vigil the fire to keep it burning to keep the animals and dangerous away.