Keywords: childhood, grow up, native (language)
Sign Definition
As a Noun
                                            1.  The period of time in which you gradually change from being a child into being an adult. English = childhood.
                                          
                                          
                                        
                                            2. Someone who has learned a language as their first language from childhood. English = native, native user, native speaker, native signer.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To gradually change from being a child into being an adult. English = grow up.
                                          
                                          
                                        
                                            2.  To work one's way up in an organisation from a very low position so that you occupy positions of greater power or status.
                                          
                                          
                                        
                                            3. Of a language user, to be have grown up using this language as their first language. English = (be) native.
                                          
                                          
                                         
                  
                      