Declension table of ?anantāna

Neuter	Singular	Dual	Plural
Nominative	anantānam	anantāne	anantānāni
Vocative	anantāna	anantāne	anantānāni
Accusative	anantānam	anantāne	anantānāni
Instrumental	anantānena	anantānābhyām	anantānaiḥ
Dative	anantānāya	anantānābhyām	anantānebhyaḥ
Ablative	anantānāt	anantānābhyām	anantānebhyaḥ
Genitive	anantānasya	anantānayoḥ	anantānānām
Locative	anantāne	anantānayoḥ	anantāneṣu

Compound anantāna -

Adverb -anantānam -anantānāt