The spelling of the word "chaisson" can be explained through its IPA phonetic transcription, which is /ʃeɪsoʊn/. The first syllable "chai" is pronounced as "shay" with a long A sound, while the second syllable "sson" is pronounced as "sohn" with a silent S. The spelling of the word may cause confusion due to the silent S in the second syllable. However, the correct pronunciation in the IPA transcription can help to clarify the spelling and avoid misunderstandings.