Declension table of ?paṣṭavat

Masculine	Singular	Dual	Plural
Nominative	paṣṭavān	paṣṭavantau	paṣṭavantaḥ
Vocative	paṣṭavan	paṣṭavantau	paṣṭavantaḥ
Accusative	paṣṭavantam	paṣṭavantau	paṣṭavataḥ
Instrumental	paṣṭavatā	paṣṭavadbhyām	paṣṭavadbhiḥ
Dative	paṣṭavate	paṣṭavadbhyām	paṣṭavadbhyaḥ
Ablative	paṣṭavataḥ	paṣṭavadbhyām	paṣṭavadbhyaḥ
Genitive	paṣṭavataḥ	paṣṭavatoḥ	paṣṭavatām
Locative	paṣṭavati	paṣṭavatoḥ	paṣṭavatsu

Compound paṣṭavat -

Adverb -paṣṭavantam