Meaning of the Sanskrit Word: sthasnu

  sthasnu—immovable    SB 2.6.42, Adi 5.83, Madhya 20.267
  sthasnu—stationary    SB 4.9.20-21
  sthasnu—maintenance of nonmoving entities    SB 10.8.37-39

Can't find any compound Sanskrit words containing sthasnu.