Taxonomy of meanings for 不審:  

  • GREET
    • VPt(oN)colloquialgreet, say hello to (a contextually determinate person) fks 996
    • VPtoNcolloquialgreet, say hello to (also used in BIANWEN)
    • VPtoNmiddle voicebe greeted> hallo!
  • DOUBT
    • VPtoSmodalnot carefully examine > I wonder... (adding a notion of doubt to interrogative sentence)