Authority vs Influence

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

Authority

Top 2,000 (common)B1noun

Influence

Top 1,000 (very common)B1noun
Most common: Influence
 AuthorityInfluence
Pronunciation🇬🇧 //əˈθɔːrɪti//🇺🇸 //əˈθɔːrɪti//🇬🇧 /["/ˈɪnfluəns/"]/🇺🇸 /["/ˈɪnfluəns/"]/
MeaningThe power or right to give orders and make decisions.To have an effect on someone or something.
ExampleThe teacher has authority over the students.Her influence on the committee was undeniable, as she often swayed their decisions.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelB1B1
Part of speechnounnoun
Collocationsexercise authority, recognize authority, challenge authoritybig, considerable, enormous, have, gain, give somebody, extend, grow, wane, under the influence, influence from, influence in, a sphere of influence, bring your influence to bear on somebody/​something, under the influence, big, considerable, enormous, have, gain, give somebody, extend, grow, wane, under the influence, influence from, influence in, a sphere of influence, bring your influence to bear on somebody/​something, under the influence, big, considerable, great, be, have, be exposed to, be at work, affect something, shape something, influence on
Antonymspowerlessness, subordinationdisregard, ignore, neglect
Common mistakesConfused with 'author' - authority refers to power, not authorship., Misused in singular form; should often use 'authorities' for multiple groups or people.Used as a noun instead of a verb without context., Confused with 'affect' versus 'effect'., Omitting the object when using it in sentences.
Usage notesUsed in both formal and informal contexts. Often refers to organizations or individuals in positions of power.Used in both formal and informal contexts to describe how one person or thing affects another. Be cautious not to confuse it with 'affect' which is more emotion-based.

Frequently asked questions: Authority vs Influence

What's the difference between Authority and Influence?

Authority: The power or right to give orders and make decisions. Influence: To have an effect on someone or something.

Which is more common: Authority and Influence?

Influence is the most common in everyday English.

Are Authority and Influence the same CEFR level?

Authority: B1, Influence: B1 on the CEFR scale.

What part of speech are Authority and Influence?

Authority: noun, Influence: noun.

Can you show an example of each?

Authority: The teacher has authority over the students. Influence: Her influence on the committee was undeniable, as she often swayed their decisions.

Can I use Authority and Influence interchangeably?

Not always. Authority and Influence 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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