Declension table of ?karṇapāka

Masculine	Singular	Dual	Plural
Nominative	karṇapākaḥ	karṇapākau	karṇapākāḥ
Vocative	karṇapāka	karṇapākau	karṇapākāḥ
Accusative	karṇapākam	karṇapākau	karṇapākān
Instrumental	karṇapākena	karṇapākābhyām	karṇapākaiḥ karṇapākebhiḥ
Dative	karṇapākāya	karṇapākābhyām	karṇapākebhyaḥ
Ablative	karṇapākāt	karṇapākābhyām	karṇapākebhyaḥ
Genitive	karṇapākasya	karṇapākayoḥ	karṇapākānām
Locative	karṇapāke	karṇapākayoḥ	karṇapākeṣu

Compound karṇapāka -

Adverb -karṇapākam -karṇapākāt