Is aggressive a positive or negative connotation? also these words too natural, chilly, plain, refreshing, giggle, glum, smile, laugh, and chick too if they are neutral positive or negative.

Agressive - negative

natural-neutral

chilly-negative

plain - negative

refreshing - positive

giggle-negative (?) because it means to laugh in a nervous or silly way; not sure though

glum-negative

smile-positive

laugh-neutral

chick-negative