The crossword solution for the term 'MOTHERLESS MOTHER' is EVE, which is a three letter word. EVE is a biblical figure who is known as the first woman and mother of the human race. She is often referred to as the 'Mother of All Living' and is considered to be the mother of all humanity. In the Bible, she is portrayed as being created by God from Adam's rib and is the wife of Adam. She is also seen as the one responsible for introducing sin into the world.