Relevant vs Significant

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

Relevant

Top 2,000 (common)B2adjective

Significant

Top 1,000 (very common)B2adjective
Most common: Significant
 RelevantSignificant
Pronunciation🇬🇧 /["/ˈreləvənt/"]/🇺🇸 /["/ˈreləvənt/"]/🇬🇧 /["/sɪɡˈnɪfɪkənt/"]/🇺🇸 /["/sɪɡˈnɪfɪkənt/"]/
MeaningRelated or connected to the topic.Important or meaning a lot.
ExampleThe teacher provided several relevant examples to help us understand the topic better.The research showed a significant improvement in patient outcomes.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelB2B2
Part of speechadjectiveadjective
Collocationsbe, seem, become, especially, extremely, highly, tobe, prove, become, extremely, fairly, very, for, to
Antonymsirrelevant, unrelated, inapplicableinsignificant, trivial, minor
Common mistakesConfusing 'relevant' with 'reverent' — they have very different meanings., Using 'relevant' in a formal context when a simpler word like 'related' would work., Misplacing 'relevant' in a sentence, forgetting to connect it properly to the topic.Confusing 'significant' with 'significance'., Using 'significant' as a noun instead of an adjective., Overusing 'significant' in casual speaking.
Usage notesUse 'relevant' when discussing information that is important to the current topic. It's not suitable for informal situations where casual language is preferred.Used in academic and formal contexts to indicate importance. Avoid in very casual conversations; instead, use simpler words like 'big' or 'important'.

Frequently asked questions: Relevant vs Significant

What's the difference between Relevant and Significant?

Relevant: Related or connected to the topic. Significant: Important or meaning a lot.

Which is more common: Relevant and Significant?

Significant is the most common in everyday English.

Are Relevant and Significant the same CEFR level?

Relevant: B2, Significant: B2 on the CEFR scale.

Can I use Relevant and Significant interchangeably?

Not always. Relevant and Significant 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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