1.
                        
                     wrong in fact or according to an established standard
                     
                  
                  
                     
                     a.
                           falsefactually incorrect
                     
                     
                        
                        
                           
                            Mae llawer o ffeithiau anghywir yn y llyfr.
                           
                            There are many incorrect facts in the book.
                            
                        
                        
                           
                            Mae'r llyfr yn rhoi darlun anghywir o'r
                              byd.
                           
                            The book gives a false view of the world.
                            
                         
                      
                  
                  
                     
                     b.
                           incorrect according to precedent or policydeviating from what has been requested or prescribed
                     
                     
                        
                        
                           
                            Mae'r llyfrau Cymraeg yn y lle anghywir.
                           
                            The Welsh books are in the wrong place.
                            
                         
                      
                  
                  
                     
                     c.
                           incorrect according to a plan, intention, or desired outcome
                     
                     
                        
                        
                           
                            Cymerais i'r trên anghywir.
                           
                            I toook the wrong train.
                            
                        
                        
                           
                            Dw i wedi cael y rhif ffôn anghywir.
                           
                            I've got the wrong phone number.
                            
                         
                      
                  
                  
                     
                     d.
                           mistakenmisguided
                     
                     
                        
                        
                           
                            Dw i'n gobeithio fy mod i'n anghywir am ddyfodol ein byd.
                           
                            I hope I'm mistaken about the future of our world.