1.
Extremely important or necessary for life, health, or success
2.
Parts of the body like the heart, lungs, or brain that keep you alive and working properly
3.
The body's natural defense against germs and sickness
4.
Sudden changes in emotions, like going from happy to sad quickly
5.
Feeling easily annoyed or grumpy
6.
Related to thinking, learning, and understanding
7.
A problem or damage that makes something work less well
8.
Short moments of forgetting or losing focus
9.
The ability to make smart decisions about right and wrong
10.
Seeing or hearing things that aren't really there, often from extreme tiredness
