Sycophancy
Sycophancy is the fawning behaviour of a a servile self-seeking snotrag who attempts to win favour by flattering and pandering to influential people. A person who does this is known as a sycophant or more informally as ass-kisser, crawler, toady, lackey
apple polisher, bootlicker, fawner, groveler, groveller, or truckler
apple polisher, bootlicker, fawner, groveler, groveller, or truckler