Although vs But vs Whereas

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

Although

Top 1,000 (very common)A2conjunction

But

High-frequency chunkA1conjunction

Whereas

FormalTop 5,000 (fairly common)B2conjunction
Most formal: Whereas
 AlthoughButWhereas
Pronunciation🇬🇧 /["/ɔːlˈðəʊ/"]/🇺🇸 /["/ɔːlˈðəʊ/"]/🇬🇧 /["/bət//bʌt/"]/🇺🇸 /["/bət//bʌt/"]/🇬🇧 /["/ˌweərˈæz/"]/🇺🇸 /["/ˌwerˈæz/"]/
MeaningUsed to show a contrast or exception.Used to show contrast or exception.used to show a contrast between two things
ExampleAlthough the sun was shining, it wasn't very warm.I wanted to go, but it started to rain.Some of the studies show positive results, whereas others do not.
RegisterNeutralNeutralFormal
How commonTop 1,000 (very common)High-frequency chunkTop 5,000 (fairly common)
CEFR levelA2A1B2
Part of speechconjunctionconjunctionconjunction
Collocationsalthough it was late, although he tried, although they are differentbut I thought, but what about, but still, but then, but alsowhereas some, whereas others, whereas in contrast
Antonymsbecause, sinceand, orsimilarly, likewise
Common mistakesWrongly uses 'although' to connect two independent clauses without a comma., Uses 'although' instead of 'but' in simple sentences., Confuses 'although' with 'despite' in terms of usage.Confusing 'but' with 'and' when showing contrast., Starting a sentence with 'but' in very formal writing., Using a comma before 'but' when the clauses are very short.Confusing 'whereas' with 'while' in informal contexts., Using 'whereas' without a complete clause following it., Overusing 'whereas' instead of simpler conjunctions in casual writing.
Usage notesUsed in both spoken and written contexts. It's suitable for formal writing, but also common in everyday conversation. Avoid starting sentences with 'although' in very casual speech.'But' is used to connect two contrasting ideas. It’s appropriate in both spoken and written English but may sound abrupt in very formal writing.Often used in academic or formal writing to compare two contrasting ideas or situations. It's less common in everyday conversation.

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Although
Whereas

Frequently asked questions: Although vs But vs Whereas

What's the difference between Although, But, and Whereas?

Although: Used to show a contrast or exception. But: Used to show contrast or exception. Whereas: used to show a contrast between two things

Which is more formal: Although, But, and Whereas?

Whereas is the most formal of these.

Which is more advanced: Although, But, and Whereas?

Whereas is the highest level, at B2, on the CEFR scale.

Are Although, But, and Whereas the same CEFR level?

Although: A2, But: A1, Whereas: B2 on the CEFR scale.

What part of speech are Although, But, and Whereas?

Although: conjunction, But: conjunction, Whereas: conjunction.

Can you show an example of each?

Although: Although the sun was shining, it wasn't very warm. But: I wanted to go, but it started to rain. Whereas: Some of the studies show positive results, whereas others do not.

Can I use Although, But, and Whereas interchangeably?

Not always. Although, But, and Whereas 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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