Ir-: My mom is being "irrational" right now.
not logical or reasonable
Over-: My boss made me return what I was "overpaid".
paid too much
Anti-: Please use "antibacterial" soap to wash your hands.
"against" bacterial - soap that kills bacteria
im-: My friends like me despite my "imperfections".
flaws, not perfect
Non-: We are required to read at least one "nonfiction" book.
not made up; factual
De-: Can you "debug" my computer?
Remove viruses "De" = the opposite of or to lessen
Auto-: Have you read Nelson Mandela's "autobiography"?
A book written by person's own life
Co-: We are doing a cooperative project in science class.
A group project completed together with others
sub-: My phone was "submerged" for two minutes when it fell off the boat.
under water
Ast-: Put an asterick next to the words you don't know.
A star shaped symbol
out-: She is an "outcast" in the cast.
Outsider; doesn't fit in
Mis-: That is "misfortunate".
bad luck
Fore-: Daphne had the foresight to plan ahead for the costume party.
to think ahead
Ex-: China "exports" many goods from their country.
Sends products out of their country
Inter-: Our senior class is going on an "international" trip.
"between" countries; visiting two or more countries
in-: It is not healthy to be inactive all the time.
Not active; sedentary
En-: I want a job that "enriches" the lives of others.
To make better; improve
Mid-: "Midterms" are coming up soon.
Tests half way through the semester
Dis-: They are having a "disagreement".
not agreeing; arguing
micro-: We are studying "microorganisms" in biology.
small living things