1. A sky that appears turbulent, unsettled, or in constant motion, often characterized by moving clouds, changing weather, or atmospheric disturbance
The restless sky warned of an approaching storm.
O céu inquieto advertiu sobre a aproximação de uma tempestade.
2. A poetic or literary description of a sky that conveys a sense of unease, uncertainty, or dramatic change
Under the restless sky, the travelers hurried onward.
Sob o céu inquieto, os viajantes apressaram-se para frente.