Declension table of ?ativyathana

Neuter	Singular	Dual	Plural
Nominative	ativyathanam	ativyathane	ativyathanāni
Vocative	ativyathana	ativyathane	ativyathanāni
Accusative	ativyathanam	ativyathane	ativyathanāni
Instrumental	ativyathanena	ativyathanābhyām	ativyathanaiḥ
Dative	ativyathanāya	ativyathanābhyām	ativyathanebhyaḥ
Ablative	ativyathanāt	ativyathanābhyām	ativyathanebhyaḥ
Genitive	ativyathanasya	ativyathanayoḥ	ativyathanānām
Locative	ativyathane	ativyathanayoḥ	ativyathaneṣu

Compound ativyathana -

Adverb -ativyathanam -ativyathanāt