Declension table of ?pūyana

Neuter	Singular	Dual	Plural
Nominative	pūyanam	pūyane	pūyanāni
Vocative	pūyana	pūyane	pūyanāni
Accusative	pūyanam	pūyane	pūyanāni
Instrumental	pūyanena	pūyanābhyām	pūyanaiḥ
Dative	pūyanāya	pūyanābhyām	pūyanebhyaḥ
Ablative	pūyanāt	pūyanābhyām	pūyanebhyaḥ
Genitive	pūyanasya	pūyanayoḥ	pūyanānām
Locative	pūyane	pūyanayoḥ	pūyaneṣu

Compound pūyana -

Adverb -pūyanam -pūyanāt