the number of the house, name of street, town, and state or country where a person or business is at.
My family moved to a new house 3 months ago, but I still don’t know the address.

demanding effort; difficult
Chess is a challenging game.

Country in central Europe
germany is a beautiful country with many delicious foods.

a series of items, written, stated , or memorized in order
I made a list of toys I wanted for christmas.

a large body of salt water that covers most of the surface of the earth
There are five main oceans in the world.

on the Internet
You need a computer to go online.

a pen-friend
These days you no longer write letters to your pen pal, instead you write emails.

an animal, such as a dog or cat, that a person lives with and cares for
I want to take my pet to show and tell.

to ease something, or release the tightness in something, such as a MUSCLE
After the exams, we all needed to relax.

to make great efforts; to try hard
David struggles with high notes.

unwilling to give way, obey
The donkey stubbornly disobeyed its owner.