Declension table of ?vitrāsana

Masculine	Singular	Dual	Plural
Nominative	vitrāsanaḥ	vitrāsanau	vitrāsanāḥ
Vocative	vitrāsana	vitrāsanau	vitrāsanāḥ
Accusative	vitrāsanam	vitrāsanau	vitrāsanān
Instrumental	vitrāsanena	vitrāsanābhyām	vitrāsanaiḥ vitrāsanebhiḥ
Dative	vitrāsanāya	vitrāsanābhyām	vitrāsanebhyaḥ
Ablative	vitrāsanāt	vitrāsanābhyām	vitrāsanebhyaḥ
Genitive	vitrāsanasya	vitrāsanayoḥ	vitrāsanānām
Locative	vitrāsane	vitrāsanayoḥ	vitrāsaneṣu

Compound vitrāsana -

Adverb -vitrāsanam -vitrāsanāt