Declension table of ?viśvāyu

Masculine	Singular	Dual	Plural
Nominative	viśvāyuḥ	viśvāyū	viśvāyavaḥ
Vocative	viśvāyo	viśvāyū	viśvāyavaḥ
Accusative	viśvāyum	viśvāyū	viśvāyūn
Instrumental	viśvāyunā	viśvāyubhyām	viśvāyubhiḥ
Dative	viśvāyave	viśvāyubhyām	viśvāyubhyaḥ
Ablative	viśvāyoḥ	viśvāyubhyām	viśvāyubhyaḥ
Genitive	viśvāyoḥ	viśvāyvoḥ	viśvāyūnām
Locative	viśvāyau	viśvāyvoḥ	viśvāyuṣu

Compound viśvāyu -

Adverb -viśvāyu