slickness

noun
1
the fact of being clever and efficient but in a way that does not seem to be sincere or that lacks important ideas
چرب زبانی, زیرکی ظاهری, سطحی بودن, ظاهرنمایی
2
the ability to speak very easily and smoothly but in a way that does not seem sincere
چرب زبانی, چرب‌زبانی
a society where slickness is more prized than wisdom
3
the ability to do something quickly and smoothly
چابکی, چالاکی, مهارت
Their opponents showed great speed of movement and slickness in attack.
synonym skill(1)
4
the fact of being smooth and difficult to hold or move on
لغزندگی, لیز بودن, سُر بودن
the slickness of the marble floor