(ふしん)

ふしん
na-adjective, noun
suspicious; questionable; dubious
descriptive
See also: 不振(ふしん) (slump, poor performance), 不信(ふしん) (homophone: distrust)
1. suspicious; questionable; dubious
Describes something or someone that arouses suspicion or doubt. Often used in the context of suspicious behavior, unidentified persons, or doubtful circumstances.
不審(ふしん)人物(じんぶつ)()かけた
I spotted a suspicious person.
If you see a suspicious package, please notify station staff immediately.
There were many questionable points in his explanation, and the police decided to investigate further.

Usage

Often used as a modifier before nouns: 不審(ふしん)(ひと), 不審(ふしん)行動(こうどう), 不審(ふしん)(てん). Very common in police reports, news, and public safety announcements.

Common collocations

Watch out

  • 不振(ふしん): slump, poor performance — same reading, completely different meaning (e.g., 営業不振(えいぎょうふしん) "business slump")
  • 不信(ふしん): distrust, disbelief — also same reading, different kanji (e.g., 政治不信(せいじふしん) "political distrust")