tumble

US /ˈtʌm.bəl/
UK /ˈtʌm.bəl/
1.

chute

a sudden or headlong fall.

:
I took a tumble in the nettles
2.

chute

a handspring, somersault in the air, or other acrobatic feat.

1.

chute

(typically of a person) fall suddenly, clumsily, or headlong.

:
she pitched forward, tumbling down the remaining stairs
2.

chute

perform acrobatic or gymnastic exercises, typically handsprings and somersaults in the air.