What's that Prefix
For Example
According to my Estimation
100

What does Un mean? 

Not

100

Give an Example of Re

Restart

100

I had to redo my science animal project. What does re meaning in this sentence 

Do it again

200

What does Pre mean?

Before

200

Give an example of Il

Illegal

200

Luna was overjoyed to leave class early. What does over mean?

Above normal happiness

300

What does Ex mean

Out
300

Give an example of Mis

Misunderstanding

300
Mr. Maxwell said that the field trip was a nonissue. What does non mean? 

Not an issue

400

What does Mid mean?

Middle

400

Give an example of Sub

Submarine

400
Ustarg misunderstood what Ekam had said. What does mis mean? 

Bad not understanding

500

What does Over mean? 

To much, across, above normal

500

Give an example of Con

Constant

500

Kabeer is antiestalbishment. What does anti mean?

Anti means opposite/against