Declension table of ?pṛthivīśakra

Masculine	Singular	Dual	Plural
Nominative	pṛthivīśakraḥ	pṛthivīśakrau	pṛthivīśakrāḥ
Vocative	pṛthivīśakra	pṛthivīśakrau	pṛthivīśakrāḥ
Accusative	pṛthivīśakram	pṛthivīśakrau	pṛthivīśakrān
Instrumental	pṛthivīśakreṇa	pṛthivīśakrābhyām	pṛthivīśakraiḥ pṛthivīśakrebhiḥ
Dative	pṛthivīśakrāya	pṛthivīśakrābhyām	pṛthivīśakrebhyaḥ
Ablative	pṛthivīśakrāt	pṛthivīśakrābhyām	pṛthivīśakrebhyaḥ
Genitive	pṛthivīśakrasya	pṛthivīśakrayoḥ	pṛthivīśakrāṇām
Locative	pṛthivīśakre	pṛthivīśakrayoḥ	pṛthivīśakreṣu

Compound pṛthivīśakra -

Adverb -pṛthivīśakram -pṛthivīśakrāt