Declension table of ?pupūyvas

Masculine	Singular	Dual	Plural
Nominative	pupūyvān	pupūyvāṃsau	pupūyvāṃsaḥ
Vocative	pupūyvan	pupūyvāṃsau	pupūyvāṃsaḥ
Accusative	pupūyvāṃsam	pupūyvāṃsau	pupūyuṣaḥ
Instrumental	pupūyuṣā	pupūyvadbhyām	pupūyvadbhiḥ
Dative	pupūyuṣe	pupūyvadbhyām	pupūyvadbhyaḥ
Ablative	pupūyuṣaḥ	pupūyvadbhyām	pupūyvadbhyaḥ
Genitive	pupūyuṣaḥ	pupūyuṣoḥ	pupūyuṣām
Locative	pupūyuṣi	pupūyuṣoḥ	pupūyvatsu

Compound pupūyvat -

Adverb -pupūyvas