Declension table of ?kṛṣṇakarṇa

Neuter	Singular	Dual	Plural
Nominative	kṛṣṇakarṇam	kṛṣṇakarṇe	kṛṣṇakarṇāni
Vocative	kṛṣṇakarṇa	kṛṣṇakarṇe	kṛṣṇakarṇāni
Accusative	kṛṣṇakarṇam	kṛṣṇakarṇe	kṛṣṇakarṇāni
Instrumental	kṛṣṇakarṇena	kṛṣṇakarṇābhyām	kṛṣṇakarṇaiḥ
Dative	kṛṣṇakarṇāya	kṛṣṇakarṇābhyām	kṛṣṇakarṇebhyaḥ
Ablative	kṛṣṇakarṇāt	kṛṣṇakarṇābhyām	kṛṣṇakarṇebhyaḥ
Genitive	kṛṣṇakarṇasya	kṛṣṇakarṇayoḥ	kṛṣṇakarṇānām
Locative	kṛṣṇakarṇe	kṛṣṇakarṇayoḥ	kṛṣṇakarṇeṣu

Compound kṛṣṇakarṇa -

Adverb -kṛṣṇakarṇam -kṛṣṇakarṇāt