Declension table of ?viśvanāthanārāyaṇa

Masculine	Singular	Dual	Plural
Nominative	viśvanāthanārāyaṇaḥ	viśvanāthanārāyaṇau	viśvanāthanārāyaṇāḥ
Vocative	viśvanāthanārāyaṇa	viśvanāthanārāyaṇau	viśvanāthanārāyaṇāḥ
Accusative	viśvanāthanārāyaṇam	viśvanāthanārāyaṇau	viśvanāthanārāyaṇān
Instrumental	viśvanāthanārāyaṇena	viśvanāthanārāyaṇābhyām	viśvanāthanārāyaṇaiḥ viśvanāthanārāyaṇebhiḥ
Dative	viśvanāthanārāyaṇāya	viśvanāthanārāyaṇābhyām	viśvanāthanārāyaṇebhyaḥ
Ablative	viśvanāthanārāyaṇāt	viśvanāthanārāyaṇābhyām	viśvanāthanārāyaṇebhyaḥ
Genitive	viśvanāthanārāyaṇasya	viśvanāthanārāyaṇayoḥ	viśvanāthanārāyaṇānām
Locative	viśvanāthanārāyaṇe	viśvanāthanārāyaṇayoḥ	viśvanāthanārāyaṇeṣu

Compound viśvanāthanārāyaṇa -

Adverb -viśvanāthanārāyaṇam -viśvanāthanārāyaṇāt