Sycophancy
（重定向自Ass kissing）
![Botticelli's illustration of Dante's Inferno shows insincere flatterers grovelling in excrement in the second pit of the eighth circle.[1]](/Images/godic/202412/22/Sandro_Botticelli_-_Inferno,_Canto_XVIII_-_WGA028540935.jpg")
Sycophancy is flattery that is very obedient, or an indication of deference to another, to an excessive or servile degree. A user of sycophancy is referred to as a sycophant or, more commonly, a "yes-man".
Alternative phrases are often used such as: