cordiality

n.

热诚，诚挚；热诚的行为（或言辞）；

复数：cordialities

1. I can read the cordiality from his letter.
   我能从信中读出他的热诚。
2. My homestay mother greeted me with cordiality.
   我的寄宿家庭妈妈热诚地迎接我。

On the Cordiality of the Union of Wheel
k-CORDIALITY OF PATH AND CYCLE RELATED GRAPHS
On the cordiality of some specific graphs
ON k-CORDIALITY OF CYCLES,CROWNS AND WHEELS
On the cordiality of certain specific graphs
The cordiality of the path-union of n copies of a graph
The cordiality of the path-union of n copies of a graph
The cordiality of one-point union of n copies of a graph
ON THE CORDIALITY OF COMPLETE k-PARTITE GRAPH AND SOME SPECIFIC GRAPHS
$\mathbb{Z}_{2}^{2}$-cordiality of complete and complete bipartite graphs