football

nouns

any of various games played with a ball (round or oval) in which two teams try to kick or carry or propel the ball into each other's goal
is derived from
the inflated oblong ball used in playing American football
is derived from
is a type of (narrower)
round object that is hit or thrown or kicked in games
"the ball travelled 90 mph on his serve"; "the mayor threw out the first ball"; "the ball rolled into the corner pocket"