mood
mood (ambiente)
the feeling a passage creates in the reader, such as calm, tense, joyful or gloomy.
Example
The hallway was dark, and somewhere a door creaked slowly open. (The mood is tense and scary.)
In Spanish
mood (ambiente) — el sentimiento que un pasaje crea en el lector, como calma, tensión, alegría o tristeza.
The hallway was dark, and somewhere a door creaked slowly open. (El ambiente es tenso y da miedo.)