Declension table of ?pṛthvīpura

Neuter	Singular	Dual	Plural
Nominative	pṛthvīpuram	pṛthvīpure	pṛthvīpurāṇi
Vocative	pṛthvīpura	pṛthvīpure	pṛthvīpurāṇi
Accusative	pṛthvīpuram	pṛthvīpure	pṛthvīpurāṇi
Instrumental	pṛthvīpureṇa	pṛthvīpurābhyām	pṛthvīpuraiḥ
Dative	pṛthvīpurāya	pṛthvīpurābhyām	pṛthvīpurebhyaḥ
Ablative	pṛthvīpurāt	pṛthvīpurābhyām	pṛthvīpurebhyaḥ
Genitive	pṛthvīpurasya	pṛthvīpurayoḥ	pṛthvīpurāṇām
Locative	pṛthvīpure	pṛthvīpurayoḥ	pṛthvīpureṣu

Compound pṛthvīpura -

Adverb -pṛthvīpuram -pṛthvīpurāt