The Collaborative International Dictionary
                    Echoon
                    
                        
                
                                                                    Echon \Ech*on"\, Echoon \Ech*oon"\, pron.
   Each one. [Obs.] 
--Chaucer.
Usage examples of "echoon".
And al so certein as we knowe echoon That we shul deye, as uncerteyn we alle Been of that day, whan deeth shal on us falle.