Declension table of ?aṣṭakarṇa

Masculine	Singular	Dual	Plural
Nominative	aṣṭakarṇaḥ	aṣṭakarṇau	aṣṭakarṇāḥ
Vocative	aṣṭakarṇa	aṣṭakarṇau	aṣṭakarṇāḥ
Accusative	aṣṭakarṇam	aṣṭakarṇau	aṣṭakarṇān
Instrumental	aṣṭakarṇena	aṣṭakarṇābhyām	aṣṭakarṇaiḥ aṣṭakarṇebhiḥ
Dative	aṣṭakarṇāya	aṣṭakarṇābhyām	aṣṭakarṇebhyaḥ
Ablative	aṣṭakarṇāt	aṣṭakarṇābhyām	aṣṭakarṇebhyaḥ
Genitive	aṣṭakarṇasya	aṣṭakarṇayoḥ	aṣṭakarṇānām
Locative	aṣṭakarṇe	aṣṭakarṇayoḥ	aṣṭakarṇeṣu

Compound aṣṭakarṇa -

Adverb -aṣṭakarṇam -aṣṭakarṇāt