Declension table of ?pustya

Neuter	Singular	Dual	Plural
Nominative	pustyam	pustye	pustyāni
Vocative	pustya	pustye	pustyāni
Accusative	pustyam	pustye	pustyāni
Instrumental	pustyena	pustyābhyām	pustyaiḥ
Dative	pustyāya	pustyābhyām	pustyebhyaḥ
Ablative	pustyāt	pustyābhyām	pustyebhyaḥ
Genitive	pustyasya	pustyayoḥ	pustyānām
Locative	pustye	pustyayoḥ	pustyeṣu

Compound pustya -

Adverb -pustyam -pustyāt