patronizing

US /ˈpeɪ.trə.naɪ.zɪŋ/
UK /ˈpeɪ.trə.naɪ.zɪŋ/
1.

menaungi

speaking or behaving toward someone as if they are stupid or not important:

:
•
It's that patronizing tone of hers that I can't bear.
:
patron