Declension table of ?rudrakavaca

Neuter	Singular	Dual	Plural
Nominative	rudrakavacam	rudrakavace	rudrakavacāni
Vocative	rudrakavaca	rudrakavace	rudrakavacāni
Accusative	rudrakavacam	rudrakavace	rudrakavacāni
Instrumental	rudrakavacena	rudrakavacābhyām	rudrakavacaiḥ
Dative	rudrakavacāya	rudrakavacābhyām	rudrakavacebhyaḥ
Ablative	rudrakavacāt	rudrakavacābhyām	rudrakavacebhyaḥ
Genitive	rudrakavacasya	rudrakavacayoḥ	rudrakavacānām
Locative	rudrakavace	rudrakavacayoḥ	rudrakavaceṣu

Compound rudrakavaca -

Adverb -rudrakavacam -rudrakavacāt