Declension table of ?karṇapa

Masculine	Singular	Dual	Plural
Nominative	karṇapaḥ	karṇapau	karṇapāḥ
Vocative	karṇapa	karṇapau	karṇapāḥ
Accusative	karṇapam	karṇapau	karṇapān
Instrumental	karṇapena	karṇapābhyām	karṇapaiḥ karṇapebhiḥ
Dative	karṇapāya	karṇapābhyām	karṇapebhyaḥ
Ablative	karṇapāt	karṇapābhyām	karṇapebhyaḥ
Genitive	karṇapasya	karṇapayoḥ	karṇapānām
Locative	karṇape	karṇapayoḥ	karṇapeṣu

Compound karṇapa -

Adverb -karṇapam -karṇapāt