Declension table of vastra

Masculine	Singular	Dual	Plural
Nominative	vastraḥ	vastrau	vastrāḥ
Vocative	vastra	vastrau	vastrāḥ
Accusative	vastram	vastrau	vastrān
Instrumental	vastreṇa	vastrābhyām	vastraiḥ vastrebhiḥ
Dative	vastrāya	vastrābhyām	vastrebhyaḥ
Ablative	vastrāt	vastrābhyām	vastrebhyaḥ
Genitive	vastrasya	vastrayoḥ	vastrāṇām
Locative	vastre	vastrayoḥ	vastreṣu

Compound vastra -

Adverb -vastram -vastrāt