Declension table of ?kṛṣṇayoni

Neuter	Singular	Dual	Plural
Nominative	kṛṣṇayoni	kṛṣṇayoninī	kṛṣṇayonīni
Vocative	kṛṣṇayoni	kṛṣṇayoninī	kṛṣṇayonīni
Accusative	kṛṣṇayoni	kṛṣṇayoninī	kṛṣṇayonīni
Instrumental	kṛṣṇayoninā	kṛṣṇayonibhyām	kṛṣṇayonibhiḥ
Dative	kṛṣṇayonine	kṛṣṇayonibhyām	kṛṣṇayonibhyaḥ
Ablative	kṛṣṇayoninaḥ	kṛṣṇayonibhyām	kṛṣṇayonibhyaḥ
Genitive	kṛṣṇayoninaḥ	kṛṣṇayoninoḥ	kṛṣṇayonīnām
Locative	kṛṣṇayonini	kṛṣṇayoninoḥ	kṛṣṇayoniṣu

Compound kṛṣṇayoni -

Adverb -kṛṣṇayoni