September (Roman month) was adjusted to September 1 in the 5th century to coincide with the tax year. September (Roman month) September (from Latin "septem", "seven") or mensis September was originally the seventh of ten months on the ancient Roman calendar that began with March ("mensis Martius", "Mars' month"). It had 29 days. After the reforms that resulted in a 12-month year, September became the ninth month, but retained its name. September followed what was originally Sextilis, the "sixth" month, renamed "Augustus" in honor of the first Roman emperor, and preceded October, the "eighth" month that like September retained its numerical name contrary
Word square an adaptation of a non-Latin word or, more likely, a name invented specifically for this sentence. Thus the square consists of a palindrome ("tenet"), a reversal ("sator" and "rotas"), and a word ("opera") which can be reversed into a passably coined name ("Arepo"). If the "words" in a word square need not be true words, arbitrarily large squares of pronounceable combinations can be constructed. The following 12×12 array of letters appears in a Hebrew manuscript of "The Book of the Sacred Magic of Abramelin the Mage" of 1458, said to have been "given by God, and bequeathed by Abraham". An