Declension table of ?phaṇātapatra

Masculine	Singular	Dual	Plural
Nominative	phaṇātapatraḥ	phaṇātapatrau	phaṇātapatrāḥ
Vocative	phaṇātapatra	phaṇātapatrau	phaṇātapatrāḥ
Accusative	phaṇātapatram	phaṇātapatrau	phaṇātapatrān
Instrumental	phaṇātapatreṇa	phaṇātapatrābhyām	phaṇātapatraiḥ phaṇātapatrebhiḥ
Dative	phaṇātapatrāya	phaṇātapatrābhyām	phaṇātapatrebhyaḥ
Ablative	phaṇātapatrāt	phaṇātapatrābhyām	phaṇātapatrebhyaḥ
Genitive	phaṇātapatrasya	phaṇātapatrayoḥ	phaṇātapatrāṇām
Locative	phaṇātapatre	phaṇātapatrayoḥ	phaṇātapatreṣu

Compound phaṇātapatra -

Adverb -phaṇātapatram -phaṇātapatrāt