Declension table of ?kṛṣṇāṅghri

Neuter	Singular	Dual	Plural
Nominative	kṛṣṇāṅghri	kṛṣṇāṅghriṇī	kṛṣṇāṅghrīṇi
Vocative	kṛṣṇāṅghri	kṛṣṇāṅghriṇī	kṛṣṇāṅghrīṇi
Accusative	kṛṣṇāṅghri	kṛṣṇāṅghriṇī	kṛṣṇāṅghrīṇi
Instrumental	kṛṣṇāṅghriṇā	kṛṣṇāṅghribhyām	kṛṣṇāṅghribhiḥ
Dative	kṛṣṇāṅghriṇe	kṛṣṇāṅghribhyām	kṛṣṇāṅghribhyaḥ
Ablative	kṛṣṇāṅghriṇaḥ	kṛṣṇāṅghribhyām	kṛṣṇāṅghribhyaḥ
Genitive	kṛṣṇāṅghriṇaḥ	kṛṣṇāṅghriṇoḥ	kṛṣṇāṅghrīṇām
Locative	kṛṣṇāṅghriṇi	kṛṣṇāṅghriṇoḥ	kṛṣṇāṅghriṣu

Compound kṛṣṇāṅghri -

Adverb -kṛṣṇāṅghri