The spelling of the word "Treasey" can be phonetically transcribed as /trɛzi/. The first syllable "tre" is pronounced with an open-mid front unrounded vowel /ɛ/ and the second syllable "a" is pronounced with a near-close near-back unrounded vowel /i/. The "s" in "Treasey" is pronounced with a voiceless alveolar fricative /s/. This spelling may pose difficulty for individuals who are not familiar with the pronunciation of the word. However, with proper guidance and practice, mastering the spelling and pronunciation of "Treasey" is achievable.