Alliance vs Coalition

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

Alliance

Top 2,000 (common)C1noun

Coalition

FormalTop 2,000 (common)C1noun
Most formal: Coalition
 AllianceCoalition
Pronunciation🇬🇧 /["/əˈlaɪəns/"]/🇺🇸 /["/əˈlaɪəns/"]/🇬🇧 /["/ˌkəʊəˈlɪʃn/"]/🇺🇸 /["/ˌkəʊəˈlɪʃn/"]/
MeaningA group of people or countries that work together for a common purpose.A group of different people or organizations that work together for a common goal.
ExampleThe countries formed an alliance to promote trade and mutual defense.The coalition between the two major parties brought significant changes to the legislation.
RegisterNeutralFormal
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelC1C1
Part of speechnounnoun
Collocationsbroad, grand, close, have, seek, announce, in alliance with, alliance against, alliance between, alliance of convenience, broad, grand, close, have, seek, announce, in alliance with, alliance against, alliance between, alliance of conveniencestrong, loose, broad, assemble, build, create, break up, collapse, fall, government, member, partner, in (a/​the) coalition, coalition between, coalition of, strong, loose, broad, assemble, build, create, break up, collapse, fall, government, member, partner, in (a/​the) coalition, coalition between, coalition of
Antonymsdisagreement, division, dissensiondisunity, division, separation
Common mistakesConfused with 'alliance' vs 'alliances' (singular vs plural)., Using 'alliance' when 'association' is more appropriate., Mispronouncing 'alliance' by stressing the wrong syllable.Confused with 'collaboration' which implies a more informal partnership., Using it in singular forms when referring to multiple groups (e.g., saying 'coalitions' instead of 'coalition').
Usage notesUsed in political, business, and social contexts when describing partnerships. Usually more formal when referring to countries or organizations.Used in political contexts or when discussing alliances. It may not be appropriate in casual conversations.

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Alliance

Frequently asked questions: Alliance vs Coalition

What's the difference between Alliance and Coalition?

Alliance: A group of people or countries that work together for a common purpose. Coalition: A group of different people or organizations that work together for a common goal.

Which is more formal: Alliance and Coalition?

Coalition is the most formal of these.

Are Alliance and Coalition the same CEFR level?

Alliance: C1, Coalition: C1 on the CEFR scale.

What part of speech are Alliance and Coalition?

Alliance: noun, Coalition: noun.

Can you show an example of each?

Alliance: The countries formed an alliance to promote trade and mutual defense. Coalition: The coalition between the two major parties brought significant changes to the legislation.

Can I use Alliance and Coalition interchangeably?

Not always. Alliance and Coalition 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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