A person who tries to gain favor through flattery or servile behavior

चापलूस

English Usage: "He’s such a brownnose, always agreeing with the boss."

Hindi Usage: "वह एक चापलूस है, हमेशा बॉस की हाँ में हाँ मिलाता है।"

To flatter someone excessively in order to gain favor

ज्यादा तारीफ करना

English Usage: "She likes to brownnose her way into promotions."

Hindi Usage: "वह पदोन्नति पाने के लिए ज्यादा तारीफ करना पसंद करती है।"