Declension table of ?viśvasāra

Masculine	Singular	Dual	Plural
Nominative	viśvasāraḥ	viśvasārau	viśvasārāḥ
Vocative	viśvasāra	viśvasārau	viśvasārāḥ
Accusative	viśvasāram	viśvasārau	viśvasārān
Instrumental	viśvasāreṇa	viśvasārābhyām	viśvasāraiḥ viśvasārebhiḥ
Dative	viśvasārāya	viśvasārābhyām	viśvasārebhyaḥ
Ablative	viśvasārāt	viśvasārābhyām	viśvasārebhyaḥ
Genitive	viśvasārasya	viśvasārayoḥ	viśvasārāṇām
Locative	viśvasāre	viśvasārayoḥ	viśvasāreṣu

Compound viśvasāra -

Adverb -viśvasāram -viśvasārāt