Verb
kiss up to (third-person singular simple present kisses up to, present participle kissing up to, simple past and past participle kissed up to)
(transitive, idiomatic) To pay false compliments to; to flatter in excess.
I was nice to the people in the Philippines for the two and a half years I was there, because I knew eventually I'd have to kiss up to them so my grandchildren could have toys. Don Rickles