Absurd vs This is nonsense

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

Absurd

Top 5,000 (fairly common)C1

This is nonsense

InformalTop 5,000 (fairly common)
Most formal: Absurd
 AbsurdThis is nonsense
Pronunciation🇬🇧 //əbˈsɜːd//🇺🇸 //əbˈsɜrd//🇬🇧 //ðɪs ɪz ˈnɒnsəns//🇺🇸 //ðɪs ɪz ˈnɑːnsɛns//
MeaningSomething that is very unreasonable or silly.This is silly or lacks meaning.
ExampleThe idea that the earth is flat is absolutely absurd.When he said the earth is flat, I replied, 'This is nonsense.'
RegisterNeutralInformal
How commonTop 5,000 (fairly common)Top 5,000 (fairly common)
CEFR levelC1-
Collocationsabsurd idea, absurd situation, absurd behaviorutter nonsense, complete nonsense, absolute nonsense
Antonymsreasonable, sensible, logical-
Common mistakesUsing 'absurd' when 'ridiculous' is more appropriate., Confusing 'absurd' with 'absentee'., Overusing 'absurd' in less serious situations.Using it in formal settings where a more polite expression is needed., Confusing it with 'This makes no sense,' which is more about clarity.
Usage notesUsed to describe something that is irrational or illogical. Often used in both formal and informal contexts, but may be less common in casual conversation.Used in casual conversation to express disbelief or frustration about something that seems illogical or unreasonable.

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Absurd
This is nonsense

Frequently asked questions: Absurd vs This is nonsense

What's the difference between Absurd and This is nonsense?

Absurd: Something that is very unreasonable or silly. This is nonsense: This is silly or lacks meaning.

Which is more formal: Absurd and This is nonsense?

Absurd is the most formal of these.

Can you show an example of each?

Absurd: The idea that the earth is flat is absolutely absurd. This is nonsense: When he said the earth is flat, I replied, 'This is nonsense.'

Can I use Absurd and This is nonsense interchangeably?

Not always. Absurd and This is nonsense 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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