Correct spelling for the English word "saffy" is [sˈafɪ], [sˈafɪ], [s_ˈa_f_ɪ] (IPA phonetic alphabet).
The term "saffy" is a slang term used in British English to refer to someone who is gullible or easily fooled. Its etymology is believed to be derived from the word "safety", which was commonly used in the late 19th and early 20th centuries to mean someone who is easily taken advantage of or tricked. Over time, "safety" evolved into "saffy", which became a shortened and more colloquial form of the original term. However, it's important to note that the exact origins of the word "saffy" are not well-documented, so this explanation is based on linguistic speculation.