怪しい
あやしい
i-adjective
suspicious; dubious; uncertain
Conjugation
| Affirmative | Negative | |
|---|---|---|
| Present | 怪しい | 怪しくない |
| Past | 怪しかった | 怪しくなかった |
| て form | 怪しくて | 怪しくなくて |
| Adverbial | 怪しく | — |
| Conditional ば | 怪しければ | 怪しくなければ |
| Conditional たら | 怪しかったら | 怪しくなかったら |
1.
suspicious, shady
Describes a person or thing that seems untrustworthy or potentially dangerous.
Forms: 怪しく (adverbial), 怪しさ (noun form).
Sense 1 covers people, behavior, and situations that arouse suspicion. Sense 2 covers things that are unreliable or of questionable quality — often used for weather, skills, or claims.
Common collocations
- 怪しい人 — suspicious person
- 怪しい動き — suspicious movement
- 怪しい雲行き — ominous clouds; uncertain outlook
- 日本語が怪しい — one's Japanese is shaky
Similar words: 疑わしい focuses on doubt or disbelief, while 怪しい carries a nuance of something being creepy, off, or unreliable.
Related Words
Synonym:
疑わしい (doubtful, questionable)
Synonym:
不審 (suspicious (formal))
Compare:
挙動不審 (suspicious behavior)
Compare:
眉唾 (dubious story)
Compare:
嘘っぽい (fishy)