Kalmar “causative” sifa ce da ke nufin wani abu da ke haifarwa ko haifar da tasiri, sakamako ko sakamako. Hakanan yana iya komawa ga ginin nahawu wanda batun jumla yana haifar da ko rinjayar wani aiki da wani ko wani abu ya yi.Misali, a cikin jumlar “John made Jane cry,” “John” is the causative agent who caused the effect of "Jane crying."A cikin ilimin harsuna , abin da ke haifar da wani nau'i ne na nahawu da ake amfani da shi don bayyana ra'ayin cewa mutum ɗaya ko wani abu yana sa wani mutum ko abu ya yi wani abu. /p>