Declension table of ?viśira

Masculine	Singular	Dual	Plural
Nominative	viśiraḥ	viśirau	viśirāḥ
Vocative	viśira	viśirau	viśirāḥ
Accusative	viśiram	viśirau	viśirān
Instrumental	viśireṇa	viśirābhyām	viśiraiḥ viśirebhiḥ
Dative	viśirāya	viśirābhyām	viśirebhyaḥ
Ablative	viśirāt	viśirābhyām	viśirebhyaḥ
Genitive	viśirasya	viśirayoḥ	viśirāṇām
Locative	viśire	viśirayoḥ	viśireṣu

Compound viśira -

Adverb -viśiram -viśirāt