wanton

The wanton destruction of the forest was heartbreaking.

森の理不尽な破壊は胸が痛んだ。

The novel depicted the wanton lifestyle of the aristocracy.

その小説は貴族の放蕩な生活を描いていた。

He would often wanton in the city, ignoring his responsibilities.

彼はしばしば責任を無視して街で放蕩にふけった。

She would not wanton her resources on trivial matters.

彼女は些細なことに資源を浪費しなかった。