Declension table of ?kṛṣṇagava

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇagavaḥ	kṛṣṇagavau	kṛṣṇagavāḥ
Vocative	kṛṣṇagava	kṛṣṇagavau	kṛṣṇagavāḥ
Accusative	kṛṣṇagavam	kṛṣṇagavau	kṛṣṇagavān
Instrumental	kṛṣṇagavena	kṛṣṇagavābhyām	kṛṣṇagavaiḥ kṛṣṇagavebhiḥ
Dative	kṛṣṇagavāya	kṛṣṇagavābhyām	kṛṣṇagavebhyaḥ
Ablative	kṛṣṇagavāt	kṛṣṇagavābhyām	kṛṣṇagavebhyaḥ
Genitive	kṛṣṇagavasya	kṛṣṇagavayoḥ	kṛṣṇagavānām
Locative	kṛṣṇagave	kṛṣṇagavayoḥ	kṛṣṇagaveṣu

Compound kṛṣṇagava -

Adverb -kṛṣṇagavam -kṛṣṇagavāt