奢望 (shē wàng): ความหวังที่ฟุ่มเฟือย

He had the extravagant hope of getting rich overnight, but ended up losing all his savings.

In the desert, even a cup of water is an extravagant hope.

She no longer entertains the extravagant hope that he will change his mind, and decides to start a new life.

For children in impoverished mountainous areas, attending university used to be an extravagant hope.