Declension table of ?vajranagara

Neuter	Singular	Dual	Plural
Nominative	vajranagaram	vajranagare	vajranagarāṇi
Vocative	vajranagara	vajranagare	vajranagarāṇi
Accusative	vajranagaram	vajranagare	vajranagarāṇi
Instrumental	vajranagareṇa	vajranagarābhyām	vajranagaraiḥ
Dative	vajranagarāya	vajranagarābhyām	vajranagarebhyaḥ
Ablative	vajranagarāt	vajranagarābhyām	vajranagarebhyaḥ
Genitive	vajranagarasya	vajranagarayoḥ	vajranagarāṇām
Locative	vajranagare	vajranagarayoḥ	vajranagareṣu

Compound vajranagara -

Adverb -vajranagaram -vajranagarāt