acrobat

noun

1. a skilled performer of gymnastic feats, as walking on a tightrope or swinging on a trapeze.
2. a person who readily changes viewpoints or opinions.

noun

1. an entertainer who performs acts that require skill, agility, and coordination, such as tumbling, swinging from a trapeze, or walking a tightrope
2. a person noted for his frequent and rapid changes of position or allegiancesa political acrobat

n.

1825, from French acrobate (14c.), “tightrope-walker,” and directly from Greek akrobates “rope dancer, gymnastic performer,” related to akrobatos “going on tip-toe, climbing up high,” from akros “topmost, at the point end” (see acrid) + stem of bainein “walk, go” (see come).