Declension table of yācana

Neuter	Singular	Dual	Plural
Nominative	yācanam	yācane	yācanāni
Vocative	yācana	yācane	yācanāni
Accusative	yācanam	yācane	yācanāni
Instrumental	yācanena	yācanābhyām	yācanaiḥ
Dative	yācanāya	yācanābhyām	yācanebhyaḥ
Ablative	yācanāt	yācanābhyām	yācanebhyaḥ
Genitive	yācanasya	yācanayoḥ	yācanānām
Locative	yācane	yācanayoḥ	yācaneṣu

Compound yācana -

Adverb -yācanam -yācanāt