Declension table of ?pupyuṣvas

Masculine	Singular	Dual	Plural
Nominative	pupyuṣvān	pupyuṣvāṃsau	pupyuṣvāṃsaḥ
Vocative	pupyuṣvan	pupyuṣvāṃsau	pupyuṣvāṃsaḥ
Accusative	pupyuṣvāṃsam	pupyuṣvāṃsau	pupyuṣuṣaḥ
Instrumental	pupyuṣuṣā	pupyuṣvadbhyām	pupyuṣvadbhiḥ
Dative	pupyuṣuṣe	pupyuṣvadbhyām	pupyuṣvadbhyaḥ
Ablative	pupyuṣuṣaḥ	pupyuṣvadbhyām	pupyuṣvadbhyaḥ
Genitive	pupyuṣuṣaḥ	pupyuṣuṣoḥ	pupyuṣuṣām
Locative	pupyuṣuṣi	pupyuṣuṣoḥ	pupyuṣvatsu

Compound pupyuṣvat -

Adverb -pupyuṣvas