uncaring
Definitions
Displaying a lack of concern or sympathy for others.
Indifferent or unconcerned about the needs or feelings of others.
Examples
The manager's uncaring attitude toward the employees' concerns led to a significant drop in morale.
It felt deeply painful to be ignored by someone who had once been so kind, but now seemed completely uncaring.
Synonyms
indifferent apathetic callous unconcerned heartless insensitive detached
Antonyms
caring compassionate empathetic thoughtful considerate kind solicitous