n .
a highly changeable person 대단히 변덕이 심한 사람, 카멜레온

• In the reptile world, a _____ is a lizard that can change its color to match its surroundings. In the human world, a _____ is a person who changes his or her opinions or emotions to reflect those of the people around him or her.
• Rita was a social _____ ; when she was with her swimming-team friends, she made fun of the students on the yearbook staff, and when she was with her yearbook friends, she made fun on the swimming team.