Declension table of ?aruṇārcis

Masculine	Singular	Dual	Plural
Nominative	aruṇārciḥ	aruṇārciṣau	aruṇārciṣaḥ
Vocative	aruṇārciḥ	aruṇārciṣau	aruṇārciṣaḥ
Accusative	aruṇārciṣam	aruṇārciṣau	aruṇārciṣaḥ
Instrumental	aruṇārciṣā	aruṇārcirbhyām	aruṇārcirbhiḥ
Dative	aruṇārciṣe	aruṇārcirbhyām	aruṇārcirbhyaḥ
Ablative	aruṇārciṣaḥ	aruṇārcirbhyām	aruṇārcirbhyaḥ
Genitive	aruṇārciṣaḥ	aruṇārciṣoḥ	aruṇārciṣām
Locative	aruṇārciṣi	aruṇārciṣoḥ	aruṇārciḥṣu

Compound aruṇārcis -

Adverb -aruṇārcis