Declension table of vīravrata

Masculine	Singular	Dual	Plural
Nominative	vīravrataḥ	vīravratau	vīravratāḥ
Vocative	vīravrata	vīravratau	vīravratāḥ
Accusative	vīravratam	vīravratau	vīravratān
Instrumental	vīravratena	vīravratābhyām	vīravrataiḥ vīravratebhiḥ
Dative	vīravratāya	vīravratābhyām	vīravratebhyaḥ
Ablative	vīravratāt	vīravratābhyām	vīravratebhyaḥ
Genitive	vīravratasya	vīravratayoḥ	vīravratānām
Locative	vīravrate	vīravratayoḥ	vīravrateṣu

Compound vīravrata -

Adverb -vīravratam -vīravratāt