Declension table of ?ṛṣṭividyut

Neuter	Singular	Dual	Plural
Nominative	ṛṣṭividyut	ṛṣṭividyutī	ṛṣṭividyunti
Vocative	ṛṣṭividyut	ṛṣṭividyutī	ṛṣṭividyunti
Accusative	ṛṣṭividyut	ṛṣṭividyutī	ṛṣṭividyunti
Instrumental	ṛṣṭividyutā	ṛṣṭividyudbhyām	ṛṣṭividyudbhiḥ
Dative	ṛṣṭividyute	ṛṣṭividyudbhyām	ṛṣṭividyudbhyaḥ
Ablative	ṛṣṭividyutaḥ	ṛṣṭividyudbhyām	ṛṣṭividyudbhyaḥ
Genitive	ṛṣṭividyutaḥ	ṛṣṭividyutoḥ	ṛṣṭividyutām
Locative	ṛṣṭividyuti	ṛṣṭividyutoḥ	ṛṣṭividyutsu

Compound ṛṣṭividyut -

Adverb -ṛṣṭividyut