Remarkable
Emaciated is a synonym of thin that carries the most negative connotation, suggesting extreme thinness often due to illness or malnutrition.
dainty
The word smelly has a negative connotation. A synonym with a positive connotation might be fragrant.
Argue or debate can carry a negative connotation when used as a synonym for discuss.
you understand the connotation of the word compared to the original word.
Important, meaningful are near synonyms of significant.
A synonym for "overprotective" that carries a positive connotation is "caring." This term emphasizes a nurturing attitude and a desire to ensure the well-being of someone, suggesting a supportive and loving approach rather than an excessively controlling one.
There is no single synonym for enchantment. Fascination, mesmerized, and enthrallment are both good synonyms for enchantment. Sometimes enchantment has a "magical" connotation to it, but any of those will work for you.
The synonyms for fastidious can include meticulous, exacting, or scrupulous. Words with a negative connotation are fussy or finicky.
The synonym with the most positive connotation is "valuable." While "high-priced," "pricey," and "prohibitive" imply a cost that may be burdensome or excessive, "valuable" suggests worth and importance beyond mere monetary cost, highlighting quality and desirability.
Context has the synonyms connotation, circumstance, condition, situation, ambience, frame of reference, background, relation, or connection.