Synonyms of sinister

sinister

adjective

ˈsi-nə-stər 

as in ominous

being or showing a sign of evil or calamity to come

the movie relies too much on sinister background music to create the suspense that the plot sorely lacks

Synonyms & Similar Words

• ominous
• menacing
• threatening
• bleak
• dark
• foreboding
• somber
• murky
• portentous
• lonely
• darkening
• baleful
• minatory
• dire
• black
• unfortunate
• inauspicious
• direful
• grey
• desolate
• depressing
• depressive
• ill
• gray
• doomy
• ill-boding
• morbid
• sombre
• cold
• unfavorable
• dim
• morose
• lugubrious
• gloomy
• saturnine
• sullen
• sepulchral
• lonesome
• cheerless
• elegiac
• funereal
• discouraging
• troubled
• dismal
• evil
• dreary
• disconsolate
• glum
• forlorn
• malignant
• unpropitious
• chill
• hopeless
• cloudy
• drear
• disheartening
• unpromising
• miserable
• malign
• comfortless
• elegiacal
• plutonian
• tenebrous
• godforsaken
• wretched
• unlucky
• dreich
• Cimmerian
• sunless
• tenebrific
• ill-fated
• ill-starred
• star-crossed

Antonyms & Near Antonyms

• favorable
• benign
• bright
• promising
• golden
• hopeful
• encouraging
• unthreatening
• prosperous
• auspicious
• propitious
• heartening

Synonym Chooser

How is the word sinister different from other adjectives like it?

The words baleful and malign are common synonyms of sinister. While all three words mean "seriously threatening evil or disaster," sinister suggests a general or vague feeling of fear or apprehension on the part of the observer.

a sinister aura haunts the place

When is it sensible to use baleful instead of sinister?

The synonyms baleful and sinister are sometimes interchangeable, but baleful imputes perniciousness or destructiveness to something whether working openly or covertly.

exerting a corrupt and baleful influence

When would malign be a good substitute for sinister?

The words malign and sinister are synonyms, but do differ in nuance. Specifically, malign applies to what is inherently evil or harmful.

the malign effects of racism

Example Sentences

Recent Examples of sinister

Du Maurier makes good use of many of the usual tropes of the Gothic genre, especially uncanny doubling: Relentlessly and unfavorably compared to the Manderley estate’s bewitching former mistress, the nameless narrator is pushed to the brink of sanity by the sinister housekeeper, Mrs. Danvers. —M.l. Rio, New York Times, 14 Feb. 2025

Of course, this look is truly Gaga, with a dark and sinister green tone that recalls the aesthetics of the Joker film, made more stark by the bleached brows. —Anna Cafolla, Vogue, 7 Feb. 2025

Here, the sinister nature of the did-it-really-happen-or-not incident in question brings to light a gauntlet-flinging parental conflict with no détente in sight. —Ryan Lattanzio, IndieWire, 5 Feb. 2025

Her decision to give her baby up for adoption exposes the sinister dealings of Dagmar Overbye (Trine Dyrholm), the female Danish serial killer whose true-life murder of dozens of children in the 1910s inspired the film. —Brande Victorian, The Hollywood Reporter, 13 Feb. 2025

Phrases Containing sinister

• bar sinister