Synonyms in Detail: could and may Usage & Differences

What context can I use each word in?

Learn when and how to use these words with these examples!

could

Example

I could swim when I was younger. [could: past tense]

Example

Could I borrow your pen, please? [could: modal verb for making a polite request]

Example

I could help you with your homework if you want. [could: expressing a suggestion]

may

Example

May I use the restroom, please? [may: modal verb for asking permission]

Example

It may rain later today. [may: expressing a possibility or likelihood]

Example

May all your dreams come true. [may: expressing a wish]

Good things to know

Which word is more common?

Could is more commonly used than may in everyday language, as it has a wider range of uses beyond just asking for permission.

Whatโ€™s the difference in the tone of formality between could and may?

May is considered more formal and polite than could, and is often used in more professional or academic settings.

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