Declension table of ?kṛṣṇagrīva

Neuter	Singular	Dual	Plural
Nominative	kṛṣṇagrīvam	kṛṣṇagrīve	kṛṣṇagrīvāṇi
Vocative	kṛṣṇagrīva	kṛṣṇagrīve	kṛṣṇagrīvāṇi
Accusative	kṛṣṇagrīvam	kṛṣṇagrīve	kṛṣṇagrīvāṇi
Instrumental	kṛṣṇagrīveṇa	kṛṣṇagrīvābhyām	kṛṣṇagrīvaiḥ
Dative	kṛṣṇagrīvāya	kṛṣṇagrīvābhyām	kṛṣṇagrīvebhyaḥ
Ablative	kṛṣṇagrīvāt	kṛṣṇagrīvābhyām	kṛṣṇagrīvebhyaḥ
Genitive	kṛṣṇagrīvasya	kṛṣṇagrīvayoḥ	kṛṣṇagrīvāṇām
Locative	kṛṣṇagrīve	kṛṣṇagrīvayoḥ	kṛṣṇagrīveṣu

Compound kṛṣṇagrīva -

Adverb -kṛṣṇagrīvam -kṛṣṇagrīvāt