The prefix 'im' can added to make the word impolite.
"Possibility" doesn't have a prefix. You could add the prefix im- to it to make the word impossibility.
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You could add the prefix ad- to it to make the word advantage.
The adding a prefix to the word "add" would result in the word "postadd".
To add a prefix to the word "definitely," you could use "in-" to form "indefinitely."
Rational is the opposite of irrational. The ir- prefix is a variation of the in- prefix and means "not".
You could add the prefix mis- to it to make the word misfits.
The prefix 'im' can added to make the word impolite.
Pre-The prefix for prefix is pre; because it's before the root word fix.
Monthly doesn't have a prefix. You add the prefix bi- to it to make the word bi-monthly.
"Possibility" doesn't have a prefix. You could add the prefix im- to it to make the word impossibility.
The prefix you can add to the word "social" to mean a lack of social interactions or relationships is "anti-".
You could add the prefix af- to it to make the word affluent.
The prefix that can be added to the word "divisible" is "in-". So the word becomes "indivisible".
The prefix that can be added to the word "fortunate" is "un-" to create "unfortunate."