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VocabJLPT N1

useful

な-AdjectiveNoun

Definitions

1. useful
2. helpful

This adjective-noun describes something that is useful, beneficial, or of practical value. It is used to express that a tool, skill, or piece of information serves a helpful purpose.

Example sentences

Sentence 1

Even small ones, building habits feels genuinely useful.

Sentence 2

Do you actually think that advice is useful?

Sentence 3

"Is this proposal useful?" "Eh, barely — but worth trying."

Sentence 4

Incidentally, emergency alerts are considered useful for enabling quick evacuations.

Sentence 5

For example, taking short breaks is useful for maintaining concentration.