deceptively russian

• обма́нчиво

  deceptively, misleadingly

• подложи́вший

  having placed under, having put under, having laid under

  having substituted, having swapped (deceptively), having planted (e.g. evidence)

• обма́нно

  deceptively, fraudulently, misleadingly

Examples

• Небо обманчиво спокойно перед бурей.

  The sky is deceptively calm before the storm.

• Его улыбка выглядела обманчиво доброй.

  His smile looked deceptively kind.