Declension table of ?gaveṣṭavat

Masculine	Singular	Dual	Plural
Nominative	gaveṣṭavān	gaveṣṭavantau	gaveṣṭavantaḥ
Vocative	gaveṣṭavan	gaveṣṭavantau	gaveṣṭavantaḥ
Accusative	gaveṣṭavantam	gaveṣṭavantau	gaveṣṭavataḥ
Instrumental	gaveṣṭavatā	gaveṣṭavadbhyām	gaveṣṭavadbhiḥ
Dative	gaveṣṭavate	gaveṣṭavadbhyām	gaveṣṭavadbhyaḥ
Ablative	gaveṣṭavataḥ	gaveṣṭavadbhyām	gaveṣṭavadbhyaḥ
Genitive	gaveṣṭavataḥ	gaveṣṭavatoḥ	gaveṣṭavatām
Locative	gaveṣṭavati	gaveṣṭavatoḥ	gaveṣṭavatsu

Compound gaveṣṭavat -

Adverb -gaveṣṭavantam