Declension table of maru

Masculine	Singular	Dual	Plural
Nominative	maruḥ	marū	maravaḥ
Vocative	maro	marū	maravaḥ
Accusative	marum	marū	marūn
Instrumental	maruṇā	marubhyām	marubhiḥ
Dative	marave	marubhyām	marubhyaḥ
Ablative	maroḥ	marubhyām	marubhyaḥ
Genitive	maroḥ	marvoḥ	marūṇām
Locative	marau	marvoḥ	maruṣu

Compound maru -

Adverb -maru