Meaning of the Sanskrit Word: sarmistham

  śarmiṣṭhām—Śarmiṣṭhā    SB 6.6.32
  śarmiṣṭhām—Śarmiṣṭhā, the daughter of Vṛṣaparvā    SB 9.18.30

Can't find any compound Sanskrit words containing sarmistham.