Preferential Treatment
Favorable Treatment
noun, verbal noun, の adjective
When you are given superior treatment it's called preferential treatment. This is the best way to be treated.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
高齢者を優遇しすぎじゃないでしょうか。
We shouldn’t give too much preferential treatment to older people.