Declension table of adyatana

Neuter	Singular	Dual	Plural
Nominative	adyatanam	adyatane	adyatanāni
Vocative	adyatana	adyatane	adyatanāni
Accusative	adyatanam	adyatane	adyatanāni
Instrumental	adyatanena	adyatanābhyām	adyatanaiḥ
Dative	adyatanāya	adyatanābhyām	adyatanebhyaḥ
Ablative	adyatanāt	adyatanābhyām	adyatanebhyaḥ
Genitive	adyatanasya	adyatanayoḥ	adyatanānām
Locative	adyatane	adyatanayoḥ	adyataneṣu

Compound adyatana -

Adverb -adyatanam -adyatanāt