Declension table of ?rudrakośa

Masculine	Singular	Dual	Plural
Nominative	rudrakośaḥ	rudrakośau	rudrakośāḥ
Vocative	rudrakośa	rudrakośau	rudrakośāḥ
Accusative	rudrakośam	rudrakośau	rudrakośān
Instrumental	rudrakośena	rudrakośābhyām	rudrakośaiḥ rudrakośebhiḥ
Dative	rudrakośāya	rudrakośābhyām	rudrakośebhyaḥ
Ablative	rudrakośāt	rudrakośābhyām	rudrakośebhyaḥ
Genitive	rudrakośasya	rudrakośayoḥ	rudrakośānām
Locative	rudrakośe	rudrakośayoḥ	rudrakośeṣu

Compound rudrakośa -

Adverb -rudrakośam -rudrakośāt