This is the 5801st most frequent Spanish word.
serena
Calm, serene, or tranquil.
In this sentence, 'serena' acts as an adjective describing the tranquil and peaceful quality of the night.
La noche era serena y tranquila bajo la luz de las estrellas.
The night was serene and calm under the starlight.
Here, 'serena' describes a person's composed and calm disposition.
Ella siempre tiene una actitud serena incluso en situaciones difíciles.
She always has a serene attitude even in difficult situations.
In this context, 'serena' qualifies the type of music that evokes a peaceful and relaxed feeling.