Declension table of viśvāvasu

Masculine	Singular	Dual	Plural
Nominative	viśvāvasuḥ	viśvāvasū	viśvāvasavaḥ
Vocative	viśvāvaso	viśvāvasū	viśvāvasavaḥ
Accusative	viśvāvasum	viśvāvasū	viśvāvasūn
Instrumental	viśvāvasunā	viśvāvasubhyām	viśvāvasubhiḥ
Dative	viśvāvasave	viśvāvasubhyām	viśvāvasubhyaḥ
Ablative	viśvāvasoḥ	viśvāvasubhyām	viśvāvasubhyaḥ
Genitive	viśvāvasoḥ	viśvāvasvoḥ	viśvāvasūnām
Locative	viśvāvasau	viśvāvasvoḥ	viśvāvasuṣu

Compound viśvāvasu -

Adverb -viśvāvasu