The correct spelling of the word "Chasiti" is actually "Chastity." The reason for this is due to the English language's complex history of borrowing and adapting words from other languages, resulting in inconsistent spelling patterns. In IPA phonetic transcription, "Chastity" is pronounced as /ˈtʃæstəti/, with the "ch" sound representing the voiceless postalveolar affricate, the "a" pronounced as /æ/, and the "y" representing the final sound of the word, /ti/.