Prefixes
Use of the prefixes "il" - "im" - "in" - "ir" - "un" - "dis" to get the opposite of the words
I like football, but I dislike baseball
The prefix is a group of letters added to the beginning of a word to change its meaning giving the opposite of the original word such as:
regular | ir + regular | irregular |
legal | il + legal | illegal |
possible | im + possible | impossible |
justice | in + justice | injustice |
happy | un + happy | unhappy |
agree | dis + agree | disagree |