toady
/ˈtəudɪ; `todɪ/ n
(derog 贬) person who flatters another or treats him with excessive respect in the hope of gain or advantage 谄媚者; 马屁精. toady, v (pt, pp toadied) [I, Ipr]
~ (to sb) (derog 贬) behave in this way 谄媚; 奉承; 拍马
toadying to the boss 拍老板马屁.