Positive connotations:
* Unflappable: This implies a calm and composed demeanor, unmoved by criticism.
* Imperturbable: Similar to unflappable, but suggests an even stronger level of resilience and calmness.
* Self-assured: Conveying a confident belief in oneself and one's abilities, making criticism less impactful.
* Thick-skinned: A colloquial term that emphasizes resilience and the ability to brush off criticism easily.
Neutral connotations:
* Indifferent: This suggests a lack of interest or concern about criticism, rather than a positive response.
* Unfazed: Implies a lack of emotional reaction to criticism, but could also indicate a lack of concern or effort to improve.
Negative connotations:
* Arrogant: This suggests a belief in one's own superiority that makes criticism seem irrelevant.
* Closed-minded: Implies a lack of willingness to consider criticism and learn from it.
* Self-righteous: Describes someone who believes they are always right and thus immune to criticism.
The best choice for you depends on the specific context and the nuance you want to convey.