Correct spelling for the English word "swaddl" is [swˈɒdə͡l], [swˈɒdəl], [s_w_ˈɒ_d_əl] (IPA phonetic alphabet).
The word "swaddle" is derived from the Old English word "swaþelian", which means "to bind with a swaddling cloth". This Old English term itself comes from the Proto-Germanic root "swaþōną". The word has been used for centuries to describe the practice of wrapping infants tightly in cloth or bands to provide comfort, warmth, and security.