Declension table of ?pitṛvrata

Masculine	Singular	Dual	Plural
Nominative	pitṛvrataḥ	pitṛvratau	pitṛvratāḥ
Vocative	pitṛvrata	pitṛvratau	pitṛvratāḥ
Accusative	pitṛvratam	pitṛvratau	pitṛvratān
Instrumental	pitṛvratena	pitṛvratābhyām	pitṛvrataiḥ pitṛvratebhiḥ
Dative	pitṛvratāya	pitṛvratābhyām	pitṛvratebhyaḥ
Ablative	pitṛvratāt	pitṛvratābhyām	pitṛvratebhyaḥ
Genitive	pitṛvratasya	pitṛvratayoḥ	pitṛvratānām
Locative	pitṛvrate	pitṛvratayoḥ	pitṛvrateṣu

Compound pitṛvrata -

Adverb -pitṛvratam -pitṛvratāt