suck-up
suck-up ▶noun informal a person who behaves obsequiously, esp. to earn approval or favoritism.
suck-up ▶noun N. Amer. informal a person who behaves obsequiously, especially for their own advantage.
s ú ck- ù p 名詞 C ⦅米 くだけて ⦆おべっか使い, ごますり, ご機嫌取り .