Declension table of ?upaṣṭut

Masculine	Singular	Dual	Plural
Nominative	upaṣṭut	upaṣṭutau	upaṣṭutaḥ
Vocative	upaṣṭut	upaṣṭutau	upaṣṭutaḥ
Accusative	upaṣṭutam	upaṣṭutau	upaṣṭutaḥ
Instrumental	upaṣṭutā	upaṣṭudbhyām	upaṣṭudbhiḥ
Dative	upaṣṭute	upaṣṭudbhyām	upaṣṭudbhyaḥ
Ablative	upaṣṭutaḥ	upaṣṭudbhyām	upaṣṭudbhyaḥ
Genitive	upaṣṭutaḥ	upaṣṭutoḥ	upaṣṭutām
Locative	upaṣṭuti	upaṣṭutoḥ	upaṣṭutsu

Compound upaṣṭut -

Adverb -upaṣṭut