Declension table of ?gosahasra

Masculine	Singular	Dual	Plural
Nominative	gosahasraḥ	gosahasrau	gosahasrāḥ
Vocative	gosahasra	gosahasrau	gosahasrāḥ
Accusative	gosahasram	gosahasrau	gosahasrān
Instrumental	gosahasreṇa	gosahasrābhyām	gosahasraiḥ gosahasrebhiḥ
Dative	gosahasrāya	gosahasrābhyām	gosahasrebhyaḥ
Ablative	gosahasrāt	gosahasrābhyām	gosahasrebhyaḥ
Genitive	gosahasrasya	gosahasrayoḥ	gosahasrāṇām
Locative	gosahasre	gosahasrayoḥ	gosahasreṣu

Compound gosahasra -

Adverb -gosahasram -gosahasrāt