sinister
🇺🇸
/ˈsɪnɪstər/
🇬🇧
/ˈsɪnɪstə(r)/
adjective
R
seeming evil or dangerous, like something bad might happen
The man gave a sinister smile that made everyone feel uneasy.
その男は不気味な笑みを浮かべ、皆を不安にさせた。
translation
邪悪な；不吉な