Conventional vs Ordinary

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

Conventional

Top 2,000 (common)B2adjective

Ordinary

Top 2,000 (common)A2adjective
 ConventionalOrdinary
Pronunciation🇬🇧 /["/kənˈvenʃənl/"]/🇺🇸 /["/kənˈvenʃənl/"]/🇬🇧 /["/ˈɔːdnri/"]/🇺🇸 /["/ˈɔːrdneri/"]/
MeaningNormal or traditional; following usual practices.Common or usual; not special or different.
ExampleThe company follows conventional methods of manufacturing that have been proven over decades.The ordinary day turned extraordinary with a surprise party.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelB2A2
Part of speechadjectiveadjective
Collocationsbe, seem, extremely, fairly, very, be, seem, extremely, fairly, verybe, look, seem, very, perfectly, quite, be, look, seem, very, perfectly, quite
Antonymsunconventional, radical, innovativeextraordinary, exceptional, unusual
Common mistakes'Conventional' is sometimes confused with 'conventionally.', Learners may think it means outdated instead of traditional., Use with a noun, not as a standalone adjective.'Ordinary' confused with 'extraordinary' — they are opposites., Using 'ordinary' to describe positive experiences may seem negative., Misusing 'ordinary' as a verb.
Usage notesUse 'conventional' for things that are considered usual. It's appropriate in formal writing but can be used in everyday conversation.Use 'ordinary' to describe things that are normal or average. Avoid in contexts where something is rare or exceptional.

Frequently asked questions: Conventional vs Ordinary

What's the difference between Conventional and Ordinary?

Conventional: Normal or traditional; following usual practices. Ordinary: Common or usual; not special or different.

Are Conventional and Ordinary the same CEFR level?

Conventional: B2, Ordinary: A2 on the CEFR scale.

Can I use Conventional and Ordinary interchangeably?

Not always. Conventional and Ordinary 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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