VocabJLPT N2
insufficient
な-AdjectiveNoun

Definitions

  1. 1. insufficient
  2. 2. inadequate
This な-adjective describes something as insufficient, inadequate, or not enough to meet a required standard. It is used when pointing out that an effort, explanation, preparation, or resource falls short of what is needed.

Example sentences

Sentence 1

A: Is this okay to submit? B: I think the proofreading isn't thorough enough.

Sentence 2

A: Why are you upset? B: Because your apology wasn't good enough.

Sentence 3

I wasn't careful enough checking the lock, so I spent the whole commute worrying.

Sentence 4

A: Still feeling uneasy? B: I can't sleep — the precautions just aren't enough.

Sentence 5

A: Our communication was insufficient, wasn't it. B: I'll make sure to share everything going forward.