Declension table of ?aṣṭāvandhura

Masculine	Singular	Dual	Plural
Nominative	aṣṭāvandhuraḥ	aṣṭāvandhurau	aṣṭāvandhurāḥ
Vocative	aṣṭāvandhura	aṣṭāvandhurau	aṣṭāvandhurāḥ
Accusative	aṣṭāvandhuram	aṣṭāvandhurau	aṣṭāvandhurān
Instrumental	aṣṭāvandhureṇa	aṣṭāvandhurābhyām	aṣṭāvandhuraiḥ aṣṭāvandhurebhiḥ
Dative	aṣṭāvandhurāya	aṣṭāvandhurābhyām	aṣṭāvandhurebhyaḥ
Ablative	aṣṭāvandhurāt	aṣṭāvandhurābhyām	aṣṭāvandhurebhyaḥ
Genitive	aṣṭāvandhurasya	aṣṭāvandhurayoḥ	aṣṭāvandhurāṇām
Locative	aṣṭāvandhure	aṣṭāvandhurayoḥ	aṣṭāvandhureṣu

Compound aṣṭāvandhura -

Adverb -aṣṭāvandhuram -aṣṭāvandhurāt