Sinister vs That mountain is evil vs Wicked

When to use each in English, with meaning, register, and examples.

Sinister

FormalTop 5,000 (fairly common)B1adjective

That mountain is evil

Top 5,000 (fairly common)

Wicked

InformalTop 2,000 (common)
Most formal: SinisterMost common: Wicked
 SinisterThat mountain is evilWicked
Pronunciation🇬🇧 //ˈsɪnɪstə//🇺🇸 //ˈsɪnɪstɚ//🇬🇧 //ˈiːvəl//🇺🇸 //ˈiːvəl//🇬🇧 //ˈwɪkɪd//🇺🇸 //ˈwɪkɪd//
MeaningSomething bad or evil that causes worry.The mountain has a bad or scary quality.Very bad or evil.
ExampleThe sinister music in the movie made me feel anxious.That mountain is evil; it seems to watch over the valley.He's a wicked person who lies all the time.
RegisterFormalNeutralInformal
How commonTop 5,000 (fairly common)Top 5,000 (fairly common)Top 2,000 (common)
CEFR levelB1--
Part of speechadjective
Collocationssinister plan, sinister smile, sinister characterevil spirit, evil deeds, evil influence, evil eye, evils of societywicked sense of humor, wicked problem, wicked witch
Antonymsbenevolent, harmless, kind-good, virtuous, kind
Common mistakesUsed interchangeably with 'mysterious' without understanding the negative connotation., Confused with 'sinisterly', the adverb form, when trying to describe actions.Confusing 'evil' with 'bad' or 'ugly', Using 'evil' too casually in non-serious scenarios, Not recognizing the metaphorical use of 'evil' in contextUsing in formal situations., Confusing with 'wicked' as a compliment., Mispronouncing the word.
Usage notesUse 'sinister' to describe a feeling or an atmosphere that seems threatening or evil. It is more common in formal contexts.Used to describe something that feels threatening or dangerous. Can be whimsical in a story or serious in a context discussing nature's dangers.Used informally to describe something negative. Can also mean 'excellent' in slang. Should be avoided in formal contexts.

See it in real clips

Sinister
That mountain is evil
Wicked

Frequently asked questions: Sinister vs That mountain is evil vs Wicked

What's the difference between Sinister, That mountain is evil, and Wicked?

Sinister: Something bad or evil that causes worry. That mountain is evil: The mountain has a bad or scary quality. Wicked: Very bad or evil.

Which is more formal: Sinister, That mountain is evil, and Wicked?

Sinister is the most formal of these.

Which is more common: Sinister, That mountain is evil, and Wicked?

Wicked is the most common in everyday English.

Can you show an example of each?

Sinister: The sinister music in the movie made me feel anxious. That mountain is evil: That mountain is evil; it seems to watch over the valley. Wicked: He's a wicked person who lies all the time.

Can I use Sinister, That mountain is evil, and Wicked interchangeably?

Not always. Sinister, That mountain is evil, and Wicked are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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