Multiple choice Directions: Choose the word which is opposite in meaning to the given key word. BATTY Prudent Sane Cunning Cautious Reveal answer Fill a bubble to check yourself B Correct answer Explanation Batty means crazy, eccentric, or mentally unbalanced. The opposite would be someone mentally sound and rational, which is 'sane'. Prudent, cunning, and cautious relate to carefulness but not mental stability.