Declension table of ?pūrvendra

Masculine	Singular	Dual	Plural
Nominative	pūrvendraḥ	pūrvendrau	pūrvendrāḥ
Vocative	pūrvendra	pūrvendrau	pūrvendrāḥ
Accusative	pūrvendram	pūrvendrau	pūrvendrān
Instrumental	pūrvendreṇa	pūrvendrābhyām	pūrvendraiḥ pūrvendrebhiḥ
Dative	pūrvendrāya	pūrvendrābhyām	pūrvendrebhyaḥ
Ablative	pūrvendrāt	pūrvendrābhyām	pūrvendrebhyaḥ
Genitive	pūrvendrasya	pūrvendrayoḥ	pūrvendrāṇām
Locative	pūrvendre	pūrvendrayoḥ	pūrvendreṣu

Compound pūrvendra -

Adverb -pūrvendram -pūrvendrāt