Inquisitivity. Desire of a solution, Experiance, and often over looked, Mistakes. (Call the mistakes "Process of Elimination" ;)
or maybe UN as in UNknowledgeable.
No, the correct spelling is "knowledgeable".
no, they make you more knowledgable
ignorant
He is knowledgable.
You will be more knowledgable and wil be a smarter person.
you ask politely a knowledgable cashier where to find the certain products
Prefix=IN
The prefix for inadequate is in-. The prefix in- means not.
The prefix for include is in-. This prefix means not.
Yes, prefix does have a prefix. The prefix is pur-.
Skill, skilled, skillful, expert, adept, knowledgable in what one does
"astute" and "acuminous" are fairly close to "knowledgeable" in meaning.