This study investigates the licensing conditions on Negative Sensitive Items (NSIs) in Jordanian Arabic (JA). JA exhibits both types of NSIs that are discussed in the literature: Negative Polarity Items (NPIs) and Negative Concord Items (NCIs). Although these two sets of items seem to form a natural class in the sense that they show certain sensitivity to negation, they display important distributional differences that call for different analyses. First, NCIs can sometimes express negation on their own as in fragment answers; whereas NPIs cannot do so. Second, the licensing of NCIs is clause-bound; whereas the licensing of NPIs is not. Third, NPIs are acceptable in a number of contexts that do not involve overt negation; whereas NCIs are ac...