お世辞を言う (おせじをいう) Japanese meaning | KotomoraMeanings
1
expression, godan verb (-u)
flatter; pay empty compliments
Used when someone says insincere nice things, often to gain favor or be polite. The お世辞 part itself means flattery or empty compliment.
無
駄
です
よ
。
It's no use paying empty compliments.