Form class (language) Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Open class (linguistics) Pages in category "Form class (language)" This category contains only the following page. O Open class (linguistics) Retrieved from "http://psychology.wikia.com/wiki/Category:Form_class_(language)"