imitation is the sincerest form of flattery
Copying or mimicking another individual is a sign of admiration of that person.
ADJ
artificial
VERB + FLATTERY
use
He tried to use flattery to convince his teacher to give him a better grade.
fall for
My brother kept falling for the flattery from his new friends, even though their compliments seemed insincere.
PREP
through ~
She managed to win her boss's support through flattery and compliments about his management skills.
with ~
He tried to win her support with flattery, but she saw through his compliments.