It is usually negative. Being too pushy is considered being too assertive in one's opinion. But it can also (not often) be used to praise someone's effort in asserting a topic or idea.
negative
It is a negative connotation.
Mysterious has a neutral connotation.
What is a positive connotation
negative
No, "aggressive" typically has a negative connotation, implying behavior that is forceful, pushy, or overly assertive.
Assertive or proactive.
negative
Positive connotation: Exciting Negative connotation: Risky
It is a negative connotation.
Mysterious has a neutral connotation.
What is a positive connotation
Negative connotation
It is a negative
uneasy is negative connotation
negative
negative