Declension table of ?nirvyasana

Masculine	Singular	Dual	Plural
Nominative	nirvyasanaḥ	nirvyasanau	nirvyasanāḥ
Vocative	nirvyasana	nirvyasanau	nirvyasanāḥ
Accusative	nirvyasanam	nirvyasanau	nirvyasanān
Instrumental	nirvyasanena	nirvyasanābhyām	nirvyasanaiḥ nirvyasanebhiḥ
Dative	nirvyasanāya	nirvyasanābhyām	nirvyasanebhyaḥ
Ablative	nirvyasanāt	nirvyasanābhyām	nirvyasanebhyaḥ
Genitive	nirvyasanasya	nirvyasanayoḥ	nirvyasanānām
Locative	nirvyasane	nirvyasanayoḥ	nirvyasaneṣu

Compound nirvyasana -

Adverb -nirvyasanam -nirvyasanāt