Correct spelling for the English word "souest" is [sˈa͡ʊəst], [sˈaʊəst], [s_ˈaʊ_ə_s_t] (IPA phonetic alphabet).
The etymology of the word "souest" can be traced back to the Old English term "sūġwest", which was derived from the combination of "sūġ" (south) and "west" (west). This Old English term eventually evolved into the Middle English "sowest", and then further developed into the modern English word "souest". The term signifies the direction that is both south and west.