The spelling of the word "Chaunsy" is a bit unusual, but it can be explained through phonetics. The sound "ch" is represented by the IPA symbol /tʃ/, which is a combination of the "t" and "sh" sounds. The "aun" sound is represented by /ɔn/, which is a nasalized "aw" sound. Lastly, the "sy" sound is represented by /si/, which is a combination of "s" and "ee". So, the full IPA transcription of "Chaunsy" is /tʃɔnsi/.