Declension table of petivas

Masculine	Singular	Dual	Plural
Nominative	petivān	petivāṃsau	petivāṃsaḥ
Vocative	petivan	petivāṃsau	petivāṃsaḥ
Accusative	petivāṃsam	petivāṃsau	petyuṣaḥ
Instrumental	petyuṣā	petivadbhyām	petivadbhiḥ
Dative	petyuṣe	petivadbhyām	petivadbhyaḥ
Ablative	petyuṣaḥ	petivadbhyām	petivadbhyaḥ
Genitive	petyuṣaḥ	petyuṣoḥ	petyuṣām
Locative	petyuṣi	petyuṣoḥ	petivatsu

Compound petivat -

Adverb -petivas