Declension table of arudra

Neuter	Singular	Dual	Plural
Nominative	arudram	arudre	arudrāṇi
Vocative	arudra	arudre	arudrāṇi
Accusative	arudram	arudre	arudrāṇi
Instrumental	arudreṇa	arudrābhyām	arudraiḥ
Dative	arudrāya	arudrābhyām	arudrebhyaḥ
Ablative	arudrāt	arudrābhyām	arudrebhyaḥ
Genitive	arudrasya	arudrayoḥ	arudrāṇām
Locative	arudre	arudrayoḥ	arudreṣu

Compound arudra -

Adverb -arudram -arudrāt