tumble

an acrobatic feat of rolling or turning end over end

a sudden drop from an upright position

Act of tumbling, or rolling over; a fall.

fall down, as if collapsing

cause to topple or tumble by pushing

roll over and over, back and forth

fly around

fall apart

throw together in a confused mass

understand, usually after some initial difficulty

fall suddenly and sharply

put clothes in a tumbling barrel, where they are whirled about in hot air, usually with the purpose of drying

suffer a sudden downfall, overthrow, or defeat

do gymnastics, roll and turn skillfully

To roll over, or to and fro; to throw one's self about; as, a person on pain tumbles and tosses.

To turn over; to turn or throw about, as for examination or search; to roll or move in a rough, coarse, or unceremonious manner; to throw down or headlong; to precipitate; -- sometimes with over, about, etc.; as, to tumble books or papers.