tactfulness 

英汉解释

n. 灵活机智（tactful的名词形式）

同义词

n. tact

反义词

n.   tactlessness

参考例句

1. Her tactfulness is a remarkable gift.
她的机敏是一种非凡的天赋。
2. showing tact or tactfulness; in a tactful manner.
表现出机智或者很机智的特点；以机智的方式。
3. This political tactfulness has been accompanied by an unplanned makeover of its economic image.
除了这种政治的圆滑之外，还有其出奇的经济景象。

英英解释

n.
  1. consideration in dealing with others and avoiding giving offence

网络释义

Tactfulness
灵活机智; 圆滑或婉转;