rough and tumbling
/ˌrʌf (ə)n(d) ˈtʌmb(ə)lɪŋ/ /ˌrʌf (ə)n(d) ˈtʌmblɪŋ/originally US Boxing
noun
The action of participating in rough and tumble; playful roughhousing.
Origin
Early 19th century. Either from rough and tumble + -ing (although first attested slightly earlier), or from rough + and + tumbling.