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Dictionary-enhanced word family

Word Forms of “Birthday”

The day each year when you celebrate being born.

Word Family of Birthday

What is the noun of birthday? — birthday

birthday

What is the adjective of birthday? — birthday

birthday

How to Use Each Word Form in a Sentence

  • My sister's birthday is next Friday, so we are planning a party. A1
  • Children often receive presents and eat cake on their birthday. A1
  • His 30th birthday celebration included family members from three different countries. B1

Origin and Word Formation of Birthday

Compound of 'birth' and 'day'; birthday observance became common in medieval times.

In many Western cultures, birthday cakes, gifts, and parties mark the occasion; traditions vary globally.

Frequently Asked Questions About Word Forms of Birthday

What are the word forms of “birthday”?

The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.

What part of speech is “birthday”?

“birthday” is primarily a noun. Some forms above show how the same root works as other parts of speech.

Where does “birthday” come from?

Compound of 'birth' and 'day'; birthday observance became common in medieval times.

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