Declension table of ?ṛṣiṣṭuta

Masculine	Singular	Dual	Plural
Nominative	ṛṣiṣṭutaḥ	ṛṣiṣṭutau	ṛṣiṣṭutāḥ
Vocative	ṛṣiṣṭuta	ṛṣiṣṭutau	ṛṣiṣṭutāḥ
Accusative	ṛṣiṣṭutam	ṛṣiṣṭutau	ṛṣiṣṭutān
Instrumental	ṛṣiṣṭutena	ṛṣiṣṭutābhyām	ṛṣiṣṭutaiḥ ṛṣiṣṭutebhiḥ
Dative	ṛṣiṣṭutāya	ṛṣiṣṭutābhyām	ṛṣiṣṭutebhyaḥ
Ablative	ṛṣiṣṭutāt	ṛṣiṣṭutābhyām	ṛṣiṣṭutebhyaḥ
Genitive	ṛṣiṣṭutasya	ṛṣiṣṭutayoḥ	ṛṣiṣṭutānām
Locative	ṛṣiṣṭute	ṛṣiṣṭutayoḥ	ṛṣiṣṭuteṣu

Compound ṛṣiṣṭuta -

Adverb -ṛṣiṣṭutam -ṛṣiṣṭutāt