Declension table of ?upaṣṭut

Neuter	Singular	Dual	Plural
Nominative	upaṣṭut	upaṣṭutī	upaṣṭunti
Vocative	upaṣṭut	upaṣṭutī	upaṣṭunti
Accusative	upaṣṭut	upaṣṭutī	upaṣṭunti
Instrumental	upaṣṭutā	upaṣṭudbhyām	upaṣṭudbhiḥ
Dative	upaṣṭute	upaṣṭudbhyām	upaṣṭudbhyaḥ
Ablative	upaṣṭutaḥ	upaṣṭudbhyām	upaṣṭudbhyaḥ
Genitive	upaṣṭutaḥ	upaṣṭutoḥ	upaṣṭutām
Locative	upaṣṭuti	upaṣṭutoḥ	upaṣṭutsu

Compound upaṣṭut -

Adverb -upaṣṭut