And a somersault is not a vacation in Upper Peninsula.
som[er[sault 7sum4!r sClt#8
n.
5altered < MFr sombresault, soubresault < L supra, over + saltus, a leap < pp. of saltare: see SALTANT6 an acrobatic stunt performed by turning the body one full revolution forward or backward, heels over head:
often used figuratively, as of a complete reversal of opinion, sympathies, etc.
vi.
to perform a somersault or a series of somersaults Also som4er[set# 73set#8

More difficult is a winterpepper.