How does the stock market work? - Oliver Elfenbaum

Important Vocabulary Words From The Video


A voyage is a journey that is long and difficult. It can be a trip by sea or a trip by air.

  • The voyage will take a few months.
  • The voyage will be by air, and it will be very long.

To say that something is grander than something else is to say that it is more important, prestigious, or impressive.

  • The palace is grander than the small house that the princess lives in.
  • The opera is grander than the theater performance that I went to last night.

When you unknowingly do something, you don't realize that you're doing it. You might unknowingly cross the street, or you might unknowingly step on a bug.

  • I stepped on a bug while I was walking, and I didn't even realize it.
  • The school board is trying to educate the students about crossing the street safely, but they say that most students are unaware of the rules.

incarnation refers to the act of taking on a physical form. When a god or goddess incarnates, they enter the world and start to live among the humans.

  • The incarnation of the god was a very important event.
  • The incarnation of the goddess was a very important event.

To boosts something is to give it a boost. This can mean giving it a boost in popularity, in performance, or in morale.

  • The company is boosting the sales of their new product.
  • The team is boosting their morale by singing a song together.

unavoidable means that you can't avoid it, that it's something that you have to deal with. The hurricane is unavoidable, and there's nothing that you can do to prevent it.

  • The accident was unavoidable, and no one was able to avoid it.
  • The argument was unavoidable, and there was no way to avoid it.

The word fluctuating means that the amount of something is changing. The amount of money that is in your bank account is usually fluctuating, which means that it is going up and down.

  • The stock price for the company is fluctuating a lot, which is why it's hard to predict how it will behave.
  • The temperature is fluctuating a lot, which means that it is always changing.

When something booms, it makes a lot of noise. Often, booms are associated with loud noises like gunshots or bombs.

  • The boom of the waves was so loud that it was difficult to hear the music.
  • The boom of the gunshot echoed through the hall.

An unpredictable person is one who is difficult to predict. They are not always calm or rational, and they can be very emotional.

  • He is a very unpredictable person, and it's hard to know what he is going to do next.
  • The weather is unpredictable, and it's hard to predict what is going to happen next.