Declension table of ?yetāna

Neuter	Singular	Dual	Plural
Nominative	yetānam	yetāne	yetānāni
Vocative	yetāna	yetāne	yetānāni
Accusative	yetānam	yetāne	yetānāni
Instrumental	yetānena	yetānābhyām	yetānaiḥ
Dative	yetānāya	yetānābhyām	yetānebhyaḥ
Ablative	yetānāt	yetānābhyām	yetānebhyaḥ
Genitive	yetānasya	yetānayoḥ	yetānānām
Locative	yetāne	yetānayoḥ	yetāneṣu

Compound yetāna -

Adverb -yetānam -yetānāt