Declension table of ?nyastavya

Masculine	Singular	Dual	Plural
Nominative	nyastavyaḥ	nyastavyau	nyastavyāḥ
Vocative	nyastavya	nyastavyau	nyastavyāḥ
Accusative	nyastavyam	nyastavyau	nyastavyān
Instrumental	nyastavyena	nyastavyābhyām	nyastavyaiḥ nyastavyebhiḥ
Dative	nyastavyāya	nyastavyābhyām	nyastavyebhyaḥ
Ablative	nyastavyāt	nyastavyābhyām	nyastavyebhyaḥ
Genitive	nyastavyasya	nyastavyayoḥ	nyastavyānām
Locative	nyastavye	nyastavyayoḥ	nyastavyeṣu

Compound nyastavya -

Adverb -nyastavyam -nyastavyāt