Declension table of ?yavānna

Neuter	Singular	Dual	Plural
Nominative	yavānnam	yavānne	yavānnāni
Vocative	yavānna	yavānne	yavānnāni
Accusative	yavānnam	yavānne	yavānnāni
Instrumental	yavānnena	yavānnābhyām	yavānnaiḥ
Dative	yavānnāya	yavānnābhyām	yavānnebhyaḥ
Ablative	yavānnāt	yavānnābhyām	yavānnebhyaḥ
Genitive	yavānnasya	yavānnayoḥ	yavānnānām
Locative	yavānne	yavānnayoḥ	yavānneṣu

Compound yavānna -

Adverb -yavānnam -yavānnāt