Declension table of ?nahasra

Neuter	Singular	Dual	Plural
Nominative	nahasram	nahasre	nahasrāṇi
Vocative	nahasra	nahasre	nahasrāṇi
Accusative	nahasram	nahasre	nahasrāṇi
Instrumental	nahasreṇa	nahasrābhyām	nahasraiḥ
Dative	nahasrāya	nahasrābhyām	nahasrebhyaḥ
Ablative	nahasrāt	nahasrābhyām	nahasrebhyaḥ
Genitive	nahasrasya	nahasrayoḥ	nahasrāṇām
Locative	nahasre	nahasrayoḥ	nahasreṣu

Compound nahasra -

Adverb -nahasram -nahasrāt