Vocab words

Vocab words

Optimist: An optimist is someone who always sees the bright side of any situation — a trait that can be either encouraging or annoying, depending on your frame of mind.

He was an optimist, he always looked at the bright side of life.

Pessimist: Pessimists always see the worst.

She was a pessimist, as she always said that she will fail her test.

Oscillate: On a hot day, you’ll be happy to have a fan that can oscillate, meaning it moves back and forth in a steady motion.

The steam engine's piston oscillated as it went back and forth.

Cog: An engine needs each of its part to work. It has gears which have wheels. Each wheel has cogs, or tiny teeth that fit together, making the wheel turn, the engine run. Every cog is essential to that engine.

I added the cog to the laptop and it worked fine.

Chime:
A percussion instrument.

I hit the chime and it went : gonggggg...

Dynasty:
A dynasty is a series of leaders in the same family, like the British Royal Family, or a local business dynasty, in which four generations have made their fortune at the family store.

The royal family is a long dynasty.

Heir:
If your grandfather leaves his candy factory to you in his will, it means you're the heir to the family candy business, and after your grandfather dies, you will inherit the factory.

I am the heir to the throne.

Glower:
If you see someone glower at you, you might consider glowering back, but no one likes an angry staring contest. To glower is not only to stare, it's to stare angrily, as if you're going to throttle someone.

I hate to be in a glower contest with Bob.