The spelling of the word "Slep" might seem like a mistake, but it actually follows the rules of English phonetics. The IPA transcription for "Slep" is /slɛp/. The "s" sound is followed by a short "e" sound, as in "pet". The "l" sound is pronounced with the tongue touching the ridge behind the upper front teeth. The final "p" sound is produced by closing the vocal cords and releasing them with a burst of air. The word "slep" could represent the past tense of the verb "sleep" in some regional accents.