The phrase "hath head start" is spelled using the traditional English spelling system, which can often be challenging for non-native speakers. The "hath" is pronounced as /hæθ/, with the "a" sounding like the "a" in "cat" and the "th" being a voiced dental fricative. "Head" is pronounced as /hɛd/, with the "e" sounding like the "e" in "bet". Finally, "start" is pronounced as /stɑrt/, with the "a" sounding like the "a" in "car" and the "r" being pronounced at the end.