dis-
en-
ex-
fore-
im-
100

to not like

dislike

100

to give someone support (courage)

encourage

100

to breathe out

exhale

100

a prediction of what the weather will be

forecast

100

not polite

impolite

200

to not agree

disagree

200

to feel joy when doing something

enjoy

200

to get bigger and burst

explode

200

the front of your head

forehead

200

not patient

impatient

300

to not appear, go away

disappear

300

to join or sign up (like the Army)

enlist

300

the outside (of a building)

exterior

300

to warn that something will happen

forewarn

300

not mature

immature

400

not honest

dishonest
400

to be in danger and at risk for extinction

endangered

400

to ship out of the country

export

400

to see or predict a problem

foresee

400

not balanced

imbalanced

500

not respectful

disrespectful

500

to cause someone to have more of something

enrich

500

to get or grow bigger

expand

500

to have a plan and be prepared for something, you have...

foresight

500

 not perfect

imperfect