Taxonomy of meanings for 謹慎:  

  • DILIGENT
    • NPabactproper careful diligence
    • VPibe properly diligent
    • VPt+V[0]be meticulous about Ving
    • VPtoNbe diligent about
  • CAUTIOUS
    • VPtoNpsychbe careful about (oneself)LZ
    • VPibe careful, be prudentLZ