Declension table of ?arcanī

Feminine	Singular	Dual	Plural
Nominative	arcanī	arcanyau	arcanyaḥ
Vocative	arcani	arcanyau	arcanyaḥ
Accusative	arcanīm	arcanyau	arcanīḥ
Instrumental	arcanyā	arcanībhyām	arcanībhiḥ
Dative	arcanyai	arcanībhyām	arcanībhyaḥ
Ablative	arcanyāḥ	arcanībhyām	arcanībhyaḥ
Genitive	arcanyāḥ	arcanyoḥ	arcanīnām
Locative	arcanyām	arcanyoḥ	arcanīṣu

Compound arcani - arcanī -

Adverb -arcani