Noisy vs So loud

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

Noisy

Top 2,000 (common)A2adjective

So loud

Top 1,000 (very common)
Most common: So loud
 NoisySo loud
Pronunciation🇬🇧 /["/ˈnɔɪzi/"]/🇺🇸 /["/ˈnɔɪzi/"]/🇬🇧 //səʊ laʊd//🇺🇸 //soʊ laʊd//
MeaningMaking a lot of sound.very noisy
ExampleThe restaurant was too noisy for us to have a conversation.The music was so loud that I couldn't hear myself think.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelA2-
Part of speechadjective
Collocationsbe, become, get, extremely, fairly, very, be, become, get, extremely, fairly, veryso loud that, so loud it, so loud outside
Antonymsquiet, silent, calm-
Common mistakesConfusing with 'loud' — 'noisy' describes unwanted sound., Using it to describe people instead of situations., Using it in contexts where 'quiet' is more appropriate.Using 'so loud' to describe something visually instead of audibly., Confusing it with 'very loud' — both are correct, but 'so' emphasizes emotion.
Usage notesUse 'noisy' to describe places or things that produce a lot of sound. It is neutral, so it's appropriate in most contexts. Avoid using it in very formal situations.Commonly used to describe sounds that are overwhelming or disruptive. Generally accepted in casual conversation, but may be considered impolite if used towards a person.

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Noisy
So loud

Frequently asked questions: Noisy vs So loud

What's the difference between Noisy and So loud?

Noisy: Making a lot of sound. So loud: very noisy

Which is more common: Noisy and So loud?

So loud is the most common in everyday English.

Can you show an example of each?

Noisy: The restaurant was too noisy for us to have a conversation. So loud: The music was so loud that I couldn't hear myself think.

Can I use Noisy and So loud interchangeably?

Not always. Noisy and So loud 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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