Declension table of ?viśvabhāva

Neuter	Singular	Dual	Plural
Nominative	viśvabhāvam	viśvabhāve	viśvabhāvāni
Vocative	viśvabhāva	viśvabhāve	viśvabhāvāni
Accusative	viśvabhāvam	viśvabhāve	viśvabhāvāni
Instrumental	viśvabhāvena	viśvabhāvābhyām	viśvabhāvaiḥ
Dative	viśvabhāvāya	viśvabhāvābhyām	viśvabhāvebhyaḥ
Ablative	viśvabhāvāt	viśvabhāvābhyām	viśvabhāvebhyaḥ
Genitive	viśvabhāvasya	viśvabhāvayoḥ	viśvabhāvānām
Locative	viśvabhāve	viśvabhāvayoḥ	viśvabhāveṣu

Compound viśvabhāva -

Adverb -viśvabhāvam -viśvabhāvāt