courteouslybutdecisively
adverbUK /ˈkɜːtiəsli bʌt dɪˈsaɪsɪvli/
US /ˈkɝːtiəsli bʌt dɪˈsaɪsɪvli/
Doing something in a polite way but still making your choice very clear.
She courteouslybutdecisively told the salesman she was not interested and closed the door.
OTHER MEANINGS
2. Acting with good manners while refusing to change your mind.
He courteouslybutdecisively declined the extra dessert, even though everyone insisted.
3. Being gentle in tone but strong in purpose.
The teacher courteouslybutdecisively reminded the class that talking during the test was not allowed.
4. Showing respect to others while standing your ground.
The team leader courteouslybutdecisively rejected the unsafe plan and suggested a better one.