The term 'move slightly' can be expressed in four different ways using crossword solutions. The first is 'BUDGE' which is a verb meaning to move something slightly, usually with effort. The second is 'STIR' which is also a verb meaning to move something slightly, often with a circular motion. The third is 'INCH' which is a noun meaning a very small amount of movement. Finally, the fourth is 'SHIFT' which is a verb meaning to move something slightly from one place to another.