Declension table of ?rahaskara

Masculine	Singular	Dual	Plural
Nominative	rahaskaraḥ	rahaskarau	rahaskarāḥ
Vocative	rahaskara	rahaskarau	rahaskarāḥ
Accusative	rahaskaram	rahaskarau	rahaskarān
Instrumental	rahaskareṇa	rahaskarābhyām	rahaskaraiḥ rahaskarebhiḥ
Dative	rahaskarāya	rahaskarābhyām	rahaskarebhyaḥ
Ablative	rahaskarāt	rahaskarābhyām	rahaskarebhyaḥ
Genitive	rahaskarasya	rahaskarayoḥ	rahaskarāṇām
Locative	rahaskare	rahaskarayoḥ	rahaskareṣu

Compound rahaskara -

Adverb -rahaskaram -rahaskarāt