yes, un- is a prefix.
The prefix is un-
the prefix is un-
One prefix would be un-, as in unimaginable.
The prefix in the word unrelenting that means 'not' is the prefix 'un'.
The prefix is un-
The prefix is un-. This prefix means not.
The prefix is un-
the prefix is un-
The prefix in unexceed is un-. This prefix means not.
The prefix of "unexpected" is "un-".
The prefix for unsaturated is "un-".
The prefix of "warm" is "un-."
The prefix is un.
it is im or un.
over- un-
The prefix is "un" while the suffix would have been "ty."
"Un" can be used as a prefix, giving unlock.