furtive
🇺🇸
/ˈfɜːrtɪv/
🇬🇧
/ˈfɜːtɪv/
acting in a way that shows you want to hide something or be unnoticed
He gave a furtive look around to make sure no one was watching.
誰も見ていないことを確認するために、彼は周りをこっそり見た。