Declension table of ?mroka

Masculine	Singular	Dual	Plural
Nominative	mrokaḥ	mrokau	mrokāḥ
Vocative	mroka	mrokau	mrokāḥ
Accusative	mrokam	mrokau	mrokān
Instrumental	mrokeṇa	mrokābhyām	mrokaiḥ mrokebhiḥ
Dative	mrokāya	mrokābhyām	mrokebhyaḥ
Ablative	mrokāt	mrokābhyām	mrokebhyaḥ
Genitive	mrokasya	mrokayoḥ	mrokāṇām
Locative	mroke	mrokayoḥ	mrokeṣu

Compound mroka -

Adverb -mrokam -mrokāt