godan verb (-su), transitive verb
pamper; spoil; coddle
Used when someone is treated too leniently, given too much, or not disciplined enough, often with a negative connotation of making them weak or dependent.
子供を甘やかしすぎると、わがままになるよ。
If you spoil your child too much, they'll become selfish.
彼は部下を甘やかしてばかり
He just coddles his subordinates and never gives them warnings.