What's the difference?/Casual, everyday, informal, and ordinary: what's the difference?
casualeverydayinformalordinaryOctober 05, 2026

Vastny Languages editorial team

Casual, everyday, informal, and ordinary: what's the difference?

Casual and informal can describe a relaxed style without formality. Everyday means usual or used daily. Ordinary means not unusual or special; it can sound dismissive in some contexts.

Quick answer

Casual and informal can describe a relaxed style without formality. Everyday means usual or used daily. Ordinary means not unusual or special; it can sound dismissive in some contexts.

Quick choice

Which word fits here?

More details

How to choose a word

casual

Use casual for relaxed clothing, behaviour or style, or something not carefully planned.

everyday

Use everyday as an adjective for normal daily things. Every day is two words when it means each day.

informal

Use informal for language, clothes or occasions that do not follow formal conventions.

ordinary

Use ordinary for something usual or not special. It does not automatically mean relaxed or informal.

Word by word

Base word

casual

Use casual for relaxed clothing, behaviour or style, or something not carefully planned.

Wear casual clothes to the picnic.

Common phrases
casual clothescasual outfitcasual stylecasual wearcasual conversation
Similar word

everyday

Use everyday as an adjective for normal daily things. Every day is two words when it means each day.

These are my everyday shoes — I wear them all the time.

Common phrases
everyday lifeeveryday useeveryday shoeseveryday problemseveryday tasks
Similar word

informal

Use informal for language, clothes or occasions that do not follow formal conventions.

We had an informal meeting, so no suits were required.

Common phrases
informal meetinginformal chatinformal toneinformal dress codeinformal language
Similar word

ordinary

Use ordinary for something usual or not special. It does not automatically mean relaxed or informal.

It's just an ordinary T‑shirt, nothing fancy.

Common phrases
ordinary dayordinary personordinary lifeordinary clothesordinary circumstances

Frequently asked questions

How do I use casual in this comparison?

Use casual for relaxed clothing, behaviour or style, or something not carefully planned.

Are these words always interchangeable?

Casual and informal can describe a relaxed style without formality. Everyday means usual or used daily. Ordinary means not unusual or special; it can sound dismissive in some contexts.

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