Declension table of ?pyātavat

Masculine	Singular	Dual	Plural
Nominative	pyātavān	pyātavantau	pyātavantaḥ
Vocative	pyātavan	pyātavantau	pyātavantaḥ
Accusative	pyātavantam	pyātavantau	pyātavataḥ
Instrumental	pyātavatā	pyātavadbhyām	pyātavadbhiḥ
Dative	pyātavate	pyātavadbhyām	pyātavadbhyaḥ
Ablative	pyātavataḥ	pyātavadbhyām	pyātavadbhyaḥ
Genitive	pyātavataḥ	pyātavatoḥ	pyātavatām
Locative	pyātavati	pyātavatoḥ	pyātavatsu

Compound pyātavat -

Adverb -pyātavantam