Declension table of ?pupūyvas

Neuter	Singular	Dual	Plural
Nominative	pupūyvat	pupūyuṣī	pupūyvāṃsi
Vocative	pupūyvat	pupūyuṣī	pupūyvāṃsi
Accusative	pupūyvat	pupūyuṣī	pupūyvāṃsi
Instrumental	pupūyuṣā	pupūyvadbhyām	pupūyvadbhiḥ
Dative	pupūyuṣe	pupūyvadbhyām	pupūyvadbhyaḥ
Ablative	pupūyuṣaḥ	pupūyvadbhyām	pupūyvadbhyaḥ
Genitive	pupūyuṣaḥ	pupūyuṣoḥ	pupūyuṣām
Locative	pupūyuṣi	pupūyuṣoḥ	pupūyvatsu

Compound pupūyvat -

Adverb -pupūyvat