Declension table of ?ropaka

Masculine	Singular	Dual	Plural
Nominative	ropakaḥ	ropakau	ropakāḥ
Vocative	ropaka	ropakau	ropakāḥ
Accusative	ropakam	ropakau	ropakān
Instrumental	ropakeṇa	ropakābhyām	ropakaiḥ ropakebhiḥ
Dative	ropakāya	ropakābhyām	ropakebhyaḥ
Ablative	ropakāt	ropakābhyām	ropakebhyaḥ
Genitive	ropakasya	ropakayoḥ	ropakāṇām
Locative	ropake	ropakayoḥ	ropakeṣu

Compound ropaka -

Adverb -ropakam -ropakāt