Declension table of ?aṣṭākṣara

Masculine	Singular	Dual	Plural
Nominative	aṣṭākṣaraḥ	aṣṭākṣarau	aṣṭākṣarāḥ
Vocative	aṣṭākṣara	aṣṭākṣarau	aṣṭākṣarāḥ
Accusative	aṣṭākṣaram	aṣṭākṣarau	aṣṭākṣarān
Instrumental	aṣṭākṣareṇa	aṣṭākṣarābhyām	aṣṭākṣaraiḥ aṣṭākṣarebhiḥ
Dative	aṣṭākṣarāya	aṣṭākṣarābhyām	aṣṭākṣarebhyaḥ
Ablative	aṣṭākṣarāt	aṣṭākṣarābhyām	aṣṭākṣarebhyaḥ
Genitive	aṣṭākṣarasya	aṣṭākṣarayoḥ	aṣṭākṣarāṇām
Locative	aṣṭākṣare	aṣṭākṣarayoḥ	aṣṭākṣareṣu

Compound aṣṭākṣara -

Adverb -aṣṭākṣaram -aṣṭākṣarāt