bootlicking

(verb) try to gain favor by cringing or flattering. Synonyms: fawn, toady, truckle, bootlick, kowtow, kotow, suck up. Example: "He is always kowtowing to his boss."

(adj) attempting to win favor from influential people by flattery. Synonyms: fawning, obsequious, sycophantic, toadyish.

(adj) attempting to win favor by flattery. Synonyms: fawning, sycophantic, toadyish.