The spelling of the word "hast stab" can be confusing, but it can be explained using the International Phonetic Alphabet (IPA). The first word, "hast," is pronounced as /hæst/ with a short 'a' sound and a silent 'h' at the beginning. The second word, "stab," is pronounced as /stæb/ with a short 'a' sound and a voiced 'b' at the end. Despite the odd spelling, this word can be easily pronounced once you understand its phonetic transcription.