cordialness
/kɔrdiˈɑl.nəs/Definitions
1. noun
The quality of being friendly, pleasant, and courteous in manner or behavior
“Her cordialness to strangers made her a popular hostess at parties.”
2. noun
A feeling of warmth and friendliness, especially in a formal or social situation
“The cordialness of the hotel staff made our stay very enjoyable.”