They shall say to the elders, "This son of ours is stubborn and rebellious. He will not obey us. He is a profligate and a drunkard."

对长老说，我们这儿子顽梗悖逆，不听从我们的话，是贪食好酒的人。

youdao

This young man had all the inclination to be a profligate of the first water.

这个青年完全有可能成为十足的浪子。

《新英汉大辞典》

And the idea of transformation optics is so beautiful that it would seem a profligate waste of inspiration if it didn't lead to something useful.

变换光学的想法非常美妙，因此如果没能促生一些美好的事物，似乎就是对这一灵感的挥霍浪费。

youdao

Even for a profligate superpower, that is a considerable stake, and America's recently expressed dissatisfaction with General Musharraf should be measured against it.

ECONOMIST: Pakistan

Chasing awards is a profligate use of client money and a detriment to their business requirements.

FORBES: Creative Awards: Vanity Or Sanity?

In my view, one of the main faults of the Bush administration, in conjunction with a profligate Republican Congress, was that they squandered the surpluses that we now need.

FORBES: Impossible Things And Our Economic Recovery