Declension table of ?pupūṣvas

Masculine	Singular	Dual	Plural
Nominative	pupūṣvān	pupūṣvāṃsau	pupūṣvāṃsaḥ
Vocative	pupūṣvan	pupūṣvāṃsau	pupūṣvāṃsaḥ
Accusative	pupūṣvāṃsam	pupūṣvāṃsau	pupūṣuṣaḥ
Instrumental	pupūṣuṣā	pupūṣvadbhyām	pupūṣvadbhiḥ
Dative	pupūṣuṣe	pupūṣvadbhyām	pupūṣvadbhyaḥ
Ablative	pupūṣuṣaḥ	pupūṣvadbhyām	pupūṣvadbhyaḥ
Genitive	pupūṣuṣaḥ	pupūṣuṣoḥ	pupūṣuṣām
Locative	pupūṣuṣi	pupūṣuṣoḥ	pupūṣvatsu

Compound pupūṣvat -

Adverb -pupūṣvas