Authority vs Regime

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

Authority

Top 2,000 (common)B1noun

Regime

FormalTop 3,000 (common)C1noun
Most formal: RegimeMost common: Authority
 AuthorityRegime
Pronunciation🇬🇧 //əˈθɔːrɪti//🇺🇸 //əˈθɔːrɪti//🇬🇧 /["/reɪˈʒiːm/"]/🇺🇸 /["/reɪˈʒiːm/"]/
MeaningThe power or right to give orders and make decisions.A government or system of rule.
ExampleThe teacher has authority over the students.The new regime implemented several reforms to improve the economy.
RegisterNeutralFormal
How commonTop 2,000 (common)Top 3,000 (common)
CEFR levelB1C1
Part of speechnounnoun
Collocationsexercise authority, recognize authority, challenge authoritynew, old, current, establish, install, set up, exist, come to power, emerge, change, against a/​the regime, under a/​the regime, regime under, a change of regime, the collapse of a regime, the fall of a regime, harsh, rigorous, strict, create, set up, start, be based on something, under a/​the regime, regime for
Antonymspowerlessness, subordinationanarchy, democracy
Common mistakesConfused with 'author' - authority refers to power, not authorship., Misused in singular form; should often use 'authorities' for multiple groups or people.Confused with 'regimen' (a systematic plan), Used 'regime' when referring to a specific government leader instead of the system, Pronounced incorrectly, often as 're-gime' instead of 're-zhim'
Usage notesUsed in both formal and informal contexts. Often refers to organizations or individuals in positions of power.Use this word in formal discussions about government or political systems. It may imply a negative or controlling system, like a dictatorship. Avoid using it in casual conversations.

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Authority

Frequently asked questions: Authority vs Regime

What's the difference between Authority and Regime?

Authority: The power or right to give orders and make decisions. Regime: A government or system of rule.

Which is more formal: Authority and Regime?

Regime is the most formal of these.

Which is more common: Authority and Regime?

Authority is the most common in everyday English.

Which is more advanced: Authority and Regime?

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

Are Authority and Regime the same CEFR level?

Authority: B1, Regime: C1 on the CEFR scale.

What part of speech are Authority and Regime?

Authority: noun, Regime: noun.

Can you show an example of each?

Authority: The teacher has authority over the students. Regime: The new regime implemented several reforms to improve the economy.

Can I use Authority and Regime interchangeably?

Not always. Authority and Regime 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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