Declension table of ?pauṃsna

Masculine	Singular	Dual	Plural
Nominative	pauṃsnaḥ	pauṃsnau	pauṃsnāḥ
Vocative	pauṃsna	pauṃsnau	pauṃsnāḥ
Accusative	pauṃsnam	pauṃsnau	pauṃsnān
Instrumental	pauṃsnena	pauṃsnābhyām	pauṃsnaiḥ pauṃsnebhiḥ
Dative	pauṃsnāya	pauṃsnābhyām	pauṃsnebhyaḥ
Ablative	pauṃsnāt	pauṃsnābhyām	pauṃsnebhyaḥ
Genitive	pauṃsnasya	pauṃsnayoḥ	pauṃsnānām
Locative	pauṃsne	pauṃsnayoḥ	pauṃsneṣu

Compound pauṃsna -

Adverb -pauṃsnam -pauṃsnāt