The term 'move in spiral' can be described by two crossword solutions: 'SWIRL' (5 letters) and 'GYRATE' (6 letters). Swirling and gyration are both motions that involve circular or spiral patterns. Swirling is a motion that involves a continuous circular pattern, while gyration is a motion that involves a more complex pattern of circles and spirals. Both motions can be used to describe the movement of objects in a spiral pattern.