stealthy

/ˈstelθi/📚 22033

Stealthy actions or movements are performed quietly and carefully, so that no one will notice what you are doing. ^悄悄的

I would creep in and with stealthy footsteps explore the second floor.
我会悄悄溜进去，轻手轻脚地看一下二楼的情况。

单词造句:

复合词stealthily/ˈstelθɪli/adv.暗地里,悄悄地

复合词stealthiness/ˈstelθɪnɪs/n. 隐匿性

源自stealth/stelθ/n. 秘密行动；鬼祟；秘密