unsympathetic
US /ˌʌn.sɪm.pəˈθet̬.ɪk/
UK /ˌʌn.sɪm.pəˈθet̬.ɪk/

1.
not feeling, showing, or expressing sympathy
:
•
Her response was cold and unsympathetic.
•
He was completely unsympathetic to her problems.
not feeling, showing, or expressing sympathy