The term 'change of direction' can be described by several different words, including VEER (4 letters), REVERSAL (8 letters), ZIG (3 letters), zag (3 letters), uey (3 letters), and TURN (4 letters). VEER means to deviate from a straight course, REVERSAL means to TURN around and go in the opposite direction, ZIG and zag refer to a sharp change in direction, and uey is an alternate spelling of the word 'u-TURN, ' which is a 180 degree TURN.