Briefly vs For a moment vs Just for a second

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

Briefly

Top 2,000 (common)B2adverb

For a moment

Top 2,000 (common)

Just for a second

Top 2,000 (common)
 BrieflyFor a momentJust for a second
Pronunciation🇬🇧 /["/ˈbriːfli/"]/🇺🇸 /["/ˈbriːfli/"]/🇬🇧 //fɔːr ə ˈməʊmənt//🇺🇸 //fɔr ə ˈmoʊmənt//🇬🇧 //dʒʌst fə ə ˈsɛkənd//🇺🇸 //dʒʌst fɔr ə ˈsɛkənd//
MeaningFor a short time or in a few words.for a short timeOnly for a very short time.
ExampleHe had spoken to Emma **only briefly**.Please wait for a moment while I grab my coat.Can you hold this just for a second?
RegisterNeutralNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)Top 2,000 (common)
CEFR levelB2--
Part of speechadverb
Collocationsexplain briefly, discuss briefly, mention brieflypause for a moment, stop for a moment, think for a momentwait just for a second, pause just for a second, stop just for a second, think just for a second, look just for a second
Antonymslengthily, extensivelycontinuously, constantly, permanently, forever-
Common mistakesUsing 'brief' instead of 'briefly' (confusing the adjective and adverb)., Saying 'briefly discuss' when 'discuss briefly' is more natural., Misplacing it in a sentence so that it doesn't clearly modify the verb.Using 'for a moment' instead of 'for a minute' when needing a longer time., Confusing with 'in a moment', which implies something will happen soon., Omitting it when describing short interruptions in storytelling.Saying 'just for seconds' instead of 'just for a second'., Using it in formal contexts where brevity is less common., Misplacing the phrase in sentences, making it unclear.
Usage notesUse 'briefly' when you want to indicate that something is short or to the point. It's suitable for formal and informal contexts. Avoid it when you need to describe something in detail.Used to indicate a brief duration or pause. Common in spoken and informal contexts, but also appropriate in writing.Used in informal conversations to indicate a brief duration. Avoid in very formal writing or speeches.

See it in real clips

For a moment
Just for a second

Frequently asked questions: Briefly vs For a moment vs Just for a second

What's the difference between Briefly, For a moment, and Just for a second?

Briefly: For a short time or in a few words. For a moment: for a short time Just for a second: Only for a very short time.

Can you show an example of each?

Briefly: He had spoken to Emma **only briefly**. For a moment: Please wait for a moment while I grab my coat. Just for a second: Can you hold this just for a second?

Can I use Briefly, For a moment, and Just for a second interchangeably?

Not always. Briefly, For a moment, and Just for a second 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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