somersaulting

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an acrobatic feat in which the feet roll over the head (either forward or backward) and return (Freq. 1)
• Syn:
somersault, somerset, summersault, summerset, flip
• Derivationally related forms:
somersault, somersault (for: somersault)
• Hypernyms:
tumble
• Hyponyms:
flip-flop