Declension table of ?kusthalapura

Neuter	Singular	Dual	Plural
Nominative	kusthalapuram	kusthalapure	kusthalapurāṇi
Vocative	kusthalapura	kusthalapure	kusthalapurāṇi
Accusative	kusthalapuram	kusthalapure	kusthalapurāṇi
Instrumental	kusthalapureṇa	kusthalapurābhyām	kusthalapuraiḥ
Dative	kusthalapurāya	kusthalapurābhyām	kusthalapurebhyaḥ
Ablative	kusthalapurāt	kusthalapurābhyām	kusthalapurebhyaḥ
Genitive	kusthalapurasya	kusthalapurayoḥ	kusthalapurāṇām
Locative	kusthalapure	kusthalapurayoḥ	kusthalapureṣu

Compound kusthalapura -

Adverb -kusthalapuram -kusthalapurāt