The spelling of the name "Sharday" can be understood through phonetic transcription. The first syllable "shar" is pronounced /ʃɑr/, with the "sh" sound represented by the IPA symbol /ʃ/ and the "a" sound represented by /ɑ/. The second syllable "day" is pronounced /deɪ/, with the "d" sound represented by /d/ and the "ay" sound represented by /eɪ/. Therefore, the correct spelling of this name is "Sharday".