Being inconsistent means to not be consistent, or to act in an unpredictable manner. The crossword solutions for this term are ERRATIC (7 letters), WAVER (5 letters), VARY (4 letters), SEESAW (6 letters), and YOYO (4 letters). These words all describe a behavior that is not steady or reliable, but instead changes often and without warning. The word ERRATIC implies a lack of control or direction, while WAVER suggests a back-and-forth movement. VARY implies a change in intensity or degree, and SEESAW and YOYO both suggest a pattern of alternating between two extremes.