Against vs Contrary

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

Against

Top 1,000 (very common)A2preposition

Contrary

Top 3,000 (common)C1adjective
Most common: Against
 AgainstContrary
Pronunciation🇬🇧 /["/əˈɡenst//əˈɡeɪnst/"]/🇺🇸 /["/əˈɡenst//əˈɡeɪnst/"]/🇬🇧 /["/ˈkɒntrəri/"]/🇺🇸 /["/ˈkɑːntreri/"]/
MeaningIn opposition to something.opposite in nature or meaning
ExampleHe stood against the wall and waited for his friend.His contrary opinion surprised everyone at the meeting.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 3,000 (common)
CEFR levelA2C1
Part of speechprepositionadjective
Collocationsagainst the law, against all odds, fight against, stand againstbe, run, seem, completely, directly, entirely, to, contrary to expectations, contrary to popular belief
Antonymsfor, in favor ofsimilar, identical, consistent
Common mistakesConfused with 'versus', which has a different nuance., Incorrect use of 'against' with non-physical opposition., Missing preposition when used in phrases.'Contrary to' vs 'Contrast to' confusions, Using 'contrary' as an adjective without a proper noun, Mixing up with 'contradictory' in meanings
Usage notesUse 'against' when discussing opposition or resistance. It is appropriate in both formal and informal contexts, but can sound aggressive if used in sensitive discussions.Use 'contrary' in discussions to express an opposing viewpoint. It's more common in formal writing than in casual conversations. Be cautious when using it in everyday speech, as simpler terms like 'opposite' might be more accessible.

Frequently asked questions: Against vs Contrary

What's the difference between Against and Contrary?

Against: In opposition to something. Contrary: opposite in nature or meaning

Which is more common: Against and Contrary?

Against is the most common in everyday English.

Which is more advanced: Against and Contrary?

Contrary is the highest level, at C1, on the CEFR scale.

Are Against and Contrary the same CEFR level?

Against: A2, Contrary: C1 on the CEFR scale.

What part of speech are Against and Contrary?

Against: preposition, Contrary: adjective.

Can you show an example of each?

Against: He stood against the wall and waited for his friend. Contrary: His contrary opinion surprised everyone at the meeting.

Can I use Against and Contrary interchangeably?

Not always. Against and Contrary 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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