It is negative only when used as a slang term for a dishonest dealer. Otherwise it is neutral.
A negative word.
is energetic a positive or negative word
No is negative yes is positive
mostly positive but you can use it in negative ways.
is stringy a positive or negative word
Negative
Negative: Accuse Positive: Justify
the word large is positive
Connotation for the word ponder is positive
Negative
No, it's a positive word
This is a negative connotation.