Mild:
* Unwelcoming: This suggests a lack of warmth or hospitality.
* Reserved: This implies a reluctance to engage or be open.
* Cold: This indicates a lack of warmth and friendliness.
* Aloof: This suggests detachment and a lack of interest in others.
* Distant: This implies a lack of closeness or connection.
Moderate:
* Unpleasant: This describes a negative or disagreeable experience.
* Unkind: This refers to a lack of compassion or consideration.
* Rude: This suggests a lack of manners and disrespect.
* Hostile: This indicates a feeling of aggression or antagonism.
* Aggressive: This describes a forceful or threatening behavior.
Strong:
* Unforgiving: This suggests a lack of willingness to pardon or be lenient.
* Bitter: This implies a feeling of resentment or anger.
* Vicious: This describes a cruel or malicious nature.
* Hateful: This indicates a strong feeling of animosity or disgust.
* Malicious: This suggests a desire to harm or cause suffering.
The best word to use depends on the specific context and the level of intensity you want to convey.