A person who flatters or ingratiates themselves with someone in power for personal gain.

चापलूस

English Usage: "He is such a toady, always agreeing with the boss to gain favor."

Hindi Usage: "वह इतना चापलूस है, हमेशा बॉस से पसंदीदा बनने के लिए सहमत रहता है।"

To act in an obsequious manner; to flatter someone excessively.

चापलूसी करना

English Usage: "Don't toady to him just to get a promotion."

Hindi Usage: "बस पदोन्नति पाने के लिए उसकी चापलूसी मत करो।"