Meaning of the Sanskrit Word: svaha

  svähä—hymns to perform sacrifices    SB 2.7.38
  svähä—Svähä, the wife of Agni    SB 4.1.60
  svähä—respectful oblations    SB 5.18.8
  svähä—hail    SB 6.19.8

Can't find any compound Sanskrit words containing svaha.