It is the kick off.
A running play.
a Kickoff
It can be either a football or a soccer ball; after the first 3 minutes, they begin using a basketball.
Flag football or touch football
Yes, that is the very definition of a drop kick in every sport that allows it. A drop kick is a type of kick whereby the ball bounces off the ground before kicking it. It is a legal play not only in the NFL but in the CFL, association football (soccer), rugby, Arena football, and Australian rules football.
Touch Football
Punt - which you do if you can not get a first down after 3 plays. Or a kick off - which is what you do after you score to give the other team the ball.
If you mean by 'kick' 'remove from a game that you are hosting', press the ` key (next to the 1 key) to open the console, then type 'kick ' followed by the player name.
Optional mark is a type of marker on the field. It's used to mark where the ball should be for a free kick in the game.
Some football type games with a oval ball are AFL (Australian Football League*), American Football and Rugby.
The noun 'football' is a common, compound noun. The noun 'football' is a concrete, singular noun as a word for a type of ball. The noun 'football' is an abstract, uncountable noun as a word for a game and a type of sport.