Gambol

[Sarah]

A skipping or leaping about in frolic; a hop; a sportive prank.Dryden.

[Sarah]

Also known as a forward roll or a somersault.

[Sarah]

rolling forward, head first, to either a standing position or to a sitting position. can be connected so that more that one can be completed in succession. sometimes called a [forward roll] or [rolypoly] usually done by kids or drunken adults

[Sarah]

to frolic playfully (i.e, through a meadow)

[Sarah]

n. jumping and skipping about in play;
horseplay; frolic

[Becky]

to run and jump in a happy way:

[Mark Zuckerberg]

Run or jump about playfully.