Declension table of ?pratyanantara

Masculine	Singular	Dual	Plural
Nominative	pratyanantaraḥ	pratyanantarau	pratyanantarāḥ
Vocative	pratyanantara	pratyanantarau	pratyanantarāḥ
Accusative	pratyanantaram	pratyanantarau	pratyanantarān
Instrumental	pratyanantareṇa	pratyanantarābhyām	pratyanantaraiḥ pratyanantarebhiḥ
Dative	pratyanantarāya	pratyanantarābhyām	pratyanantarebhyaḥ
Ablative	pratyanantarāt	pratyanantarābhyām	pratyanantarebhyaḥ
Genitive	pratyanantarasya	pratyanantarayoḥ	pratyanantarāṇām
Locative	pratyanantare	pratyanantarayoḥ	pratyanantareṣu

Compound pratyanantara -

Adverb -pratyanantaram -pratyanantarāt