In, into, not:
Away from, outside:
Ex-
Prefixes
Bad/poor:
Mal-
In-
One:
Two:
Bi-
Three:
Tri-
Many:
Multi-
Half – English words:
Semi-
Uni-
Half – medical words:
Hemi-
With:
Con-
Free of, undo, separate:
Dis-
Difficult/painful:
Dys-