Declension table of ?kṛṣṇāhvaya

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇāhvayaḥ	kṛṣṇāhvayau	kṛṣṇāhvayāḥ
Vocative	kṛṣṇāhvaya	kṛṣṇāhvayau	kṛṣṇāhvayāḥ
Accusative	kṛṣṇāhvayam	kṛṣṇāhvayau	kṛṣṇāhvayān
Instrumental	kṛṣṇāhvayena	kṛṣṇāhvayābhyām	kṛṣṇāhvayaiḥ kṛṣṇāhvayebhiḥ
Dative	kṛṣṇāhvayāya	kṛṣṇāhvayābhyām	kṛṣṇāhvayebhyaḥ
Ablative	kṛṣṇāhvayāt	kṛṣṇāhvayābhyām	kṛṣṇāhvayebhyaḥ
Genitive	kṛṣṇāhvayasya	kṛṣṇāhvayayoḥ	kṛṣṇāhvayānām
Locative	kṛṣṇāhvaye	kṛṣṇāhvayayoḥ	kṛṣṇāhvayeṣu

Compound kṛṣṇāhvaya -

Adverb -kṛṣṇāhvayam -kṛṣṇāhvayāt