Declension table of ?karaṇavyāpāra

Masculine	Singular	Dual	Plural
Nominative	karaṇavyāpāraḥ	karaṇavyāpārau	karaṇavyāpārāḥ
Vocative	karaṇavyāpāra	karaṇavyāpārau	karaṇavyāpārāḥ
Accusative	karaṇavyāpāram	karaṇavyāpārau	karaṇavyāpārān
Instrumental	karaṇavyāpāreṇa	karaṇavyāpārābhyām	karaṇavyāpāraiḥ karaṇavyāpārebhiḥ
Dative	karaṇavyāpārāya	karaṇavyāpārābhyām	karaṇavyāpārebhyaḥ
Ablative	karaṇavyāpārāt	karaṇavyāpārābhyām	karaṇavyāpārebhyaḥ
Genitive	karaṇavyāpārasya	karaṇavyāpārayoḥ	karaṇavyāpārāṇām
Locative	karaṇavyāpāre	karaṇavyāpārayoḥ	karaṇavyāpāreṣu

Compound karaṇavyāpāra -

Adverb -karaṇavyāpāram -karaṇavyāpārāt