Meaning of the Sanskrit Word: sthairyam

  sthairyam—steadfastness    Bg 13.8-12
  sthairyam—immovability    SB 1.16.26-30
  sthairyam—gravity    SB 1.16.35
  sthairyam—steadiness    SB 3.28.5

Can't find any compound Sanskrit words containing sthairyam.