stash

她在衣柜后面藏了一笔私房钱。

She kept a ___stash of money hidden behind her wardrobe.

他在床底下藏了一笔现金以备不时之需。

He keeps a secret ___stash of cash under his bed for emergencies.

他把应急现金藏在了衣柜的暗格里。

He hid his emergency ___stash in a secret compartment of the wardrobe.