Declension table of ?triśira

Neuter	Singular	Dual	Plural
Nominative	triśiram	triśire	triśirāṇi
Vocative	triśira	triśire	triśirāṇi
Accusative	triśiram	triśire	triśirāṇi
Instrumental	triśireṇa	triśirābhyām	triśiraiḥ
Dative	triśirāya	triśirābhyām	triśirebhyaḥ
Ablative	triśirāt	triśirābhyām	triśirebhyaḥ
Genitive	triśirasya	triśirayoḥ	triśirāṇām
Locative	triśire	triśirayoḥ	triśireṣu

Compound triśira -

Adverb -triśiram -triśirāt