In 1983-1984, the Hebrew year was 5744. Normally, the year would have been spelled out in Hebrew letters תשמ״ד, but according to my rabbi then, Rabbi Phillip Rabinowitz, zt'l, as pronounced the word ...
The Chumash refers to the months simply as "the first", "the second", and so on. Today we know them by their Babylonian names (Nisan, Iyar ...) Occasionally the Prophets from the First-Temple Era use ...
How do I write in Hebrew for a Ketbuah, “On the first day of the week, the thirtieth day of Adar I in the year fifty-seven seventy one”
Question was asked by Stephen Spiegel, I'm just posting it here as its own question instead of a comment.
In older books and other publications that describe the Jewish calendar, it's quite common to see the extra leap month referred to as "Veadar." (One example is here.) But I have yet to hear that ...