Declension table of pūrvatantra

Neuter	Singular	Dual	Plural
Nominative	pūrvatantram	pūrvatantre	pūrvatantrāṇi
Vocative	pūrvatantra	pūrvatantre	pūrvatantrāṇi
Accusative	pūrvatantram	pūrvatantre	pūrvatantrāṇi
Instrumental	pūrvatantreṇa	pūrvatantrābhyām	pūrvatantraiḥ
Dative	pūrvatantrāya	pūrvatantrābhyām	pūrvatantrebhyaḥ
Ablative	pūrvatantrāt	pūrvatantrābhyām	pūrvatantrebhyaḥ
Genitive	pūrvatantrasya	pūrvatantrayoḥ	pūrvatantrāṇām
Locative	pūrvatantre	pūrvatantrayoḥ	pūrvatantreṣu

Compound pūrvatantra -

Adverb -pūrvatantram -pūrvatantrāt