7. The Vowels in General, Vowel Letters, and Vowel Signs
Hebrew originally employed three primary vowels—a, i, and u—with e and o emerging later through contraction or modification. Over time, diphthongs like ai and au evolved into ê and ô, a process paralleled in Arabic, Greek, and Latin. Initially, Hebrew represented vowels using consonants such as ה, ו, and י, especially in final positions, with…