The spelling of the word "Slape" may seem confusing, but it's actually quite simple when you break it down phonetically. The word is pronounced /sleɪp/, with a long "a" sound like in the word "flame". The "e" at the end of the word is silent, so it's not pronounced. This word could be a surname or a variation of the word "sleep" in certain dialects. Regardless, understanding the IPA phonetic transcription can help you decipher unusual spellings like this one.
There is no word "slape" in the English dictionary.