The word "McSheffrey" is spelled as [məkˈʃɛfri]. The initial "Mc" is a common prefix in Irish surnames, meaning "son of." The following "Sheffrey" is a variation of the name "Geoffrey," which derives from the Old German name "Godfrey," meaning "peaceful God." The phonetic transcription reveals that the stress is on the second syllable and that the "sh" sound is pronounced as [ʃ]. Overall, the spelling of "McSheffrey" reflects its Irish-Germanic origins and the evolution of surnames over time.