si
nis
ter
Comparative
more sinister
Superlative
most sinister
1
giving the impression that something harmful or evil is about to happen
- The abandoned mansion had a sinister aura about it, as if it held dark secrets within its walls.
- The eerie silence in the forest felt sinister, as if something dangerous lurked nearby.
- The ominous clouds in the sky gave the landscape a sinister atmosphere, hinting at an impending storm.
- A sinister feeling crept over the group as they entered the ruins.
- The sky took on a sinister shade before the storm rolled in.
2
suggesting or indicating evil, harm, or danger
- His sinister schemes aimed to undermine his rival's reputation.
- The politician's sinister tactics tarnished the integrity of the election process.
- The company's sinister dealings with corrupt officials led to their downfall.
- She uncovered evidence of sinister activities within the organization's highest ranks.
- The sinister plot to defraud investors was eventually exposed by whistleblowers.
3
located on or relating to the left side
- In heraldry, a lion facing the sinister side appears to look leftward.
- The shield bore a red stripe on the sinister side.
- His injury was on the sinister arm, making it harder to draw his sword.
- The sinister bend in the coat of arms distinguished the family line.
- They turned toward the sinister path, which led into the woods.
4
stemming from indirect or deceitful motives
- The nobleman's rise to power was rumored to involve sinister dealings.
- Her accusations hinted at a sinister motive behind the generous gift.
- They uncovered a sinister plot woven into the political alliances.
- He achieved success through sinister means, not honest effort.
- The letter's tone was flattering, but the intent felt unmistakably sinister.