Declension table of ?kṛṣṇiman

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇimā	kṛṣṇimānau	kṛṣṇimānaḥ
Vocative	kṛṣṇiman	kṛṣṇimānau	kṛṣṇimānaḥ
Accusative	kṛṣṇimānam	kṛṣṇimānau	kṛṣṇimnaḥ
Instrumental	kṛṣṇimnā	kṛṣṇimabhyām	kṛṣṇimabhiḥ
Dative	kṛṣṇimne	kṛṣṇimabhyām	kṛṣṇimabhyaḥ
Ablative	kṛṣṇimnaḥ	kṛṣṇimabhyām	kṛṣṇimabhyaḥ
Genitive	kṛṣṇimnaḥ	kṛṣṇimnoḥ	kṛṣṇimnām
Locative	kṛṣṇimni kṛṣṇimani	kṛṣṇimnoḥ	kṛṣṇimasu

Compound kṛṣṇima -

Adverb -kṛṣṇimam