Acrobat
early 19th century: from French acrobate, from Greek akrobatēs, from akrobatos ‘walking on tiptoe’, from akron ‘tip’ + bainein ‘to walk’.
wiktionary
From French acrobate, from Ancient Greek ἀκροβάτης(akrobátēs, “walking on tiptoe, climbing aloft”), from ἀκροβατέω(akrobatéō, “I walk on tiptoe”), from ἄκρον(ákron, “highest or farthest point, mountain top, peak”) + βαίνω(baínō, “I walk, step”).
etymonline
acrobat (n.)
1845, from French acrobate "tightrope-walker" (14c.) and directly from a Latinized form of Greek akrobates "rope dancer, gymnastic performer," which is related to akrobatos "going on tip-toe, climbing up high," from akros "topmost, at the point end" (from PIE root *ak- "be sharp, rise (out) to a point, pierce") + Greek agential element -bates "one that goes, one that treads (in some manner), one that is based," from -batos, verbal adjective from stem of bainein "to go, walk, step," from PIE root *gwa- "to go, come."
