Looking up...
La casa abandonada tenía un aspecto siniestro bajo la luz de la luna.
The abandoned house had a sinister appearance under the moonlight.
Having a dark, threatening, or evil quality; causing fear or unease.
El personaje de la película tenía una sonrisa siniestra.
The character in the movie had a sinister smile.
Often used to describe people, places, or situations that evoke fear or dread.
In insurance, referring to an event causing damage or loss (e.g., accident, disaster).
El seguro cubre los daños siniestros causados por incendios.
The insurance covers damages from fires.
In this context, 'siniestro' is a legal term for an insured event.
The meaning shifts between general and insurance contexts.
In informal speech, 'siniestro' can sound dramatic; use 'tenebroso' for subtlety.
From Latin 'sinister,' meaning 'left' (associated with bad omens in ancient times).
In everyday Spanish, 'siniestro' is often used to describe something eerie or threatening. In insurance, it refers to a covered loss event.