diary  

I always writes diary.

space  

The six astronauts on board will spend ten days in space.

spaceship  

We will travel to the Moon by spaceship.​

spacesuit  

We should wear a spacesuit to help us breathe on the Moon.

nervous 

She felt nervous last night.

leave 

He would not be allowed to leave the country.

gravity 

Gravity is the force that causes things to drop to the ground.

able 

The older child should be able to prepare a simple meal.

float 

The leaves are floating in the water.