acrobatic

Etymology tree
Proto-Indo-European *h₂eḱ-
Proto-Indo-European *-rós
Proto-Indo-European *h₂eḱrós
Ancient Greek ἄκρος (ákros)
Proto-Indo-European *gʷem-
Proto-Indo-European *-yéti
Proto-Indo-European *gʷm̥yéti
Proto-Hellenic *gʷəňňō
Proto-Indo-European *gʷeh₂-der.
Proto-Hellenic *égʷēn
Ancient Greek βαίνω (baínō)
Proto-Indo-European *-tósder.
Ancient Greek -της (-tēs)
Ancient Greek ἀκροβάτης (akrobátēs)bor.
French acrobateder.
English acrobat
Proto-Indo-European *-ikos
Proto-Italic *-ikos
Latin -icuslbor.
Old French -iquebor.
Middle English -ik
English -ic
English acrobatic
From acrobat + -ic.