A sycophant or someone who flatters others for personal gain.

चापलुस या चापलूसी करने वाला

English Usage: "The politician was surrounded by lickspittles who praised his every move."

Hindi Usage: "राजनेता चारों ओर चापलूसों से घिरा था जो उसके हर कदम की तारीफ कर रहे थे।"