1. Inflection changes the grammatical properties of a word within its syntactic category 2. Most any syntactic category can serve as the antecedent to a proform. 3. The words are organized based on semantic and syntactic categories . 4. Lexical and phrasal categories together are called syntactic categories . 5. Children's ability to identify syntactic categories may be supported by Prosodic bootstrapping. 6. The distribution of a given syntactic unit determines the syntactic category to which it belongs. 7. Additionally, there are also informal criteria one can use in order to determine syntactic categories . 8. Rather, they take on whatever syntactic category is imposed on them by their syntactic context. 9. Second, children must know that there is a strong correspondence between semantic categories and syntactic categories . 10. The main idea of the eXoSkeletal Model is that Lexical items do not have a syntactic category .