Meaning of the Sanskrit Word: trasa

  trāsa—fear    Antya 7.147, Antya 17.49, Antya 17.57
  trāsa—fear.    Madhya 12.172, Antya 7.146
  trāsa—apprehension.    Adi 13.87
  trāsa—and fear    Madhya 6.276
  trāsa—shock.    Madhya 19.201
  trāsa—an atmosphere of fear    Antya 2.144
  trāsa—scare.    Antya 9.99

Can't find any compound Sanskrit words containing trasa.