あまamaやかすyakasu
1.

To overly indulge someone, especially a child or subordinate, by allowing them to behave in a self-indulgent manner without proper discipline or guidance.

2.

To raise or care for someone in a way that encourages dependence and entitlement, often resulting in a lack of resilience or accountability.

3.

To allow a person to act whimsically or selfishly by not imposing necessary restrictions or expectations on their behavior.

Example:

私は甘やかされた子供は嫌いだ。