1.
dangerous, hazardous
Involving or causing risk of harm or injury.
2.
risky, precarious
Uncertain or unstable, potentially leading to a bad outcome.
危ない is an い-adjective meaning dangerous or risky. Often used as a warning exclamation.
USAGE AS EXCLAMATION:
危ない! (Watch out! Danger!) — used to warn someone of immediate danger.
GRAMMAR PATTERNS:
- 危なく〜するところだった (almost did something bad / had a close call)
Example: 危なく遅刻するところだった (I almost was late)
- 危ないから〜 (because it's dangerous...)
- 〜のは危ない (doing ~ is dangerous)
SENSE 2 (Risky/Precarious):
Used for unstable situations: 会社が危ない (the company is in trouble), テストが危なかった (the test was a close call).
SIMILAR WORDS:
- 危険: danger/dangerous (more formal, na-adjective/noun)
- 物騒: unsafe, disturbing (for areas/situations)
- ヤバい: risky, dangerous (slang, also means 'awesome')