The crossword solution for the term ONE LACKING ROOTS is NOMAD, which is a five-letter word. A NOMAD is someone who does not have a permanent home and moves from place to place. Nomads are often associated with tribes or groups of people who travel together in search of food, water, and other resources. They may also move to avoid conflict or persecution. Nomads have been around since ancient times and can be found in many parts of the world today.