Declension table of ?mahāruru

Masculine	Singular	Dual	Plural
Nominative	mahāruruḥ	mahārurū	mahāruravaḥ
Vocative	mahāruro	mahārurū	mahāruravaḥ
Accusative	mahārurum	mahārurū	mahārurūn
Instrumental	mahāruruṇā	mahārurubhyām	mahārurubhiḥ
Dative	mahārurave	mahārurubhyām	mahārurubhyaḥ
Ablative	mahāruroḥ	mahārurubhyām	mahārurubhyaḥ
Genitive	mahāruroḥ	mahārurvoḥ	mahārurūṇām
Locative	mahārurau	mahārurvoḥ	mahāruruṣu

Compound mahāruru -

Adverb -mahāruru