Declension table of nāṭyaśāstra

Neuter	Singular	Dual	Plural
Nominative	nāṭyaśāstram	nāṭyaśāstre	nāṭyaśāstrāṇi
Vocative	nāṭyaśāstra	nāṭyaśāstre	nāṭyaśāstrāṇi
Accusative	nāṭyaśāstram	nāṭyaśāstre	nāṭyaśāstrāṇi
Instrumental	nāṭyaśāstreṇa	nāṭyaśāstrābhyām	nāṭyaśāstraiḥ
Dative	nāṭyaśāstrāya	nāṭyaśāstrābhyām	nāṭyaśāstrebhyaḥ
Ablative	nāṭyaśāstrāt	nāṭyaśāstrābhyām	nāṭyaśāstrebhyaḥ
Genitive	nāṭyaśāstrasya	nāṭyaśāstrayoḥ	nāṭyaśāstrāṇām
Locative	nāṭyaśāstre	nāṭyaśāstrayoḥ	nāṭyaśāstreṣu

Compound nāṭyaśāstra -

Adverb -nāṭyaśāstram -nāṭyaśāstrāt