Declension table of ?vṛṣṭidyāvan

Neuter	Singular	Dual	Plural
Nominative	vṛṣṭidyāva	vṛṣṭidyāvnī vṛṣṭidyāvanī	vṛṣṭidyāvāni
Vocative	vṛṣṭidyāvan vṛṣṭidyāva	vṛṣṭidyāvnī vṛṣṭidyāvanī	vṛṣṭidyāvāni
Accusative	vṛṣṭidyāva	vṛṣṭidyāvnī vṛṣṭidyāvanī	vṛṣṭidyāvāni
Instrumental	vṛṣṭidyāvnā	vṛṣṭidyāvabhyām	vṛṣṭidyāvabhiḥ
Dative	vṛṣṭidyāvne	vṛṣṭidyāvabhyām	vṛṣṭidyāvabhyaḥ
Ablative	vṛṣṭidyāvnaḥ	vṛṣṭidyāvabhyām	vṛṣṭidyāvabhyaḥ
Genitive	vṛṣṭidyāvnaḥ	vṛṣṭidyāvnoḥ	vṛṣṭidyāvnām
Locative	vṛṣṭidyāvni vṛṣṭidyāvani	vṛṣṭidyāvnoḥ	vṛṣṭidyāvasu

Compound vṛṣṭidyāva -

Adverb -vṛṣṭidyāva -vṛṣṭidyāvam