sycophancy, n.All

Sycophancy (n.) works ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠best on the prosperous: yielding to it we think we deserve the praise bestowed, and so are deceived.