Vocapedia
Log inTry for Free

Looking up...

Explore

  • Words of the Year
  • Recent Lookups
  • Community Collections
  • How to Say

Dictionaries

  • English
  • Vietnamese
  • Japanese
  • Chinese
  • Spanish
  • French
  • Korean
  • German
  • Hindi
  • Italian

MY LEARNING

  • My Dictionary
  • My Collections
  • Reviews

Resources

  • Learning Resources
  • How It Works
  • Study Guides
  • Language Tips
  • FAQ
  • Getting Started
  • For Individuals
  • For Teachers

Community

  • Forum
  • Blog
  • Help Center
  • Partnerships

About

  • About Vocapedia
  • Contact Us
  • Feedback

Legal

  • Terms of Use
  • Privacy Policy
  • Cookie Policy
  • Accessibility
  • GDPR Compliance
© 2026 Vocapedia. All rights reserved.
  1. Home /
  2. Dictionaries /
  3. 和英辞典 /
  4. 不要だ

不要だ

fuyō da
not needed

この本は不要だ。

This book is not needed.


general

Not necessary or needed; unnecessary.

この服はもう不要だ。

I don't need these clothes anymore.

この機能は不要です。

This feature is unnecessary.

Often used to indicate that something is no longer required or useful.

Collocations

不要なものunnecessary things不要な情報unnecessary information

Synonyms

必要ない不要な不要なもの

Antonyms

必要だ必要な

Pro Tip

Common Usage

This phrase is often used to politely decline something that is not needed.

Word Origin

Composed of 不要 (fuyō, meaning 'unnecessary') and だ (da, a copula indicating a state).

Usage Notes

Can be used in both formal and informal contexts. Often used to express that something is no longer needed or useful.

Word Breakdown

不
not
prefix
+
要
necessary
root
+
だ
is
suffix
和英辞典
Browse more Japanese→English words →

Learning Progress

Track your learning journey!

• Save words to build your vocabulary

• Monitor your daily streak

• Get personalized review reminders

• See words learned statistics

Log in to access advanced features and track your progress!

Go to Dashboard →

Words of the Year

The most notable words that defined each year. Discover the vocabulary that shaped our world.