Declension table of atantra

Neuter	Singular	Dual	Plural
Nominative	atantram	atantre	atantrāṇi
Vocative	atantra	atantre	atantrāṇi
Accusative	atantram	atantre	atantrāṇi
Instrumental	atantreṇa	atantrābhyām	atantraiḥ
Dative	atantrāya	atantrābhyām	atantrebhyaḥ
Ablative	atantrāt	atantrābhyām	atantrebhyaḥ
Genitive	atantrasya	atantrayoḥ	atantrāṇām
Locative	atantre	atantrayoḥ	atantreṣu

Compound atantra -

Adverb -atantram -atantrāt