Declension table of ?puṇyavat

Masculine	Singular	Dual	Plural
Nominative	puṇyavān	puṇyavantau	puṇyavantaḥ
Vocative	puṇyavan	puṇyavantau	puṇyavantaḥ
Accusative	puṇyavantam	puṇyavantau	puṇyavataḥ
Instrumental	puṇyavatā	puṇyavadbhyām	puṇyavadbhiḥ
Dative	puṇyavate	puṇyavadbhyām	puṇyavadbhyaḥ
Ablative	puṇyavataḥ	puṇyavadbhyām	puṇyavadbhyaḥ
Genitive	puṇyavataḥ	puṇyavatoḥ	puṇyavatām
Locative	puṇyavati	puṇyavatoḥ	puṇyavatsu

Compound puṇyavat -

Adverb -puṇyavantam