Declension table of ?pupruthvas

Neuter	Singular	Dual	Plural
Nominative	pupruthvat	pupruthuṣī	pupruthvāṃsi
Vocative	pupruthvat	pupruthuṣī	pupruthvāṃsi
Accusative	pupruthvat	pupruthuṣī	pupruthvāṃsi
Instrumental	pupruthuṣā	pupruthvadbhyām	pupruthvadbhiḥ
Dative	pupruthuṣe	pupruthvadbhyām	pupruthvadbhyaḥ
Ablative	pupruthuṣaḥ	pupruthvadbhyām	pupruthvadbhyaḥ
Genitive	pupruthuṣaḥ	pupruthuṣoḥ	pupruthuṣām
Locative	pupruthuṣi	pupruthuṣoḥ	pupruthvatsu

Compound pupruthvat -

Adverb -pupruthvat