kickoff

nouns

(football) a kick from the center of the field to start a football game or to resume it after a score
domain category
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 a type of (narrower)
(sports) a kick in which the ball is placed on the ground before kicking
is a type of (narrower)
the act of starting something
"he was responsible for the beginning of negotiations"
the time at which something is supposed to begin
"they got an early start"; "she knew from the get-go that he was the man for her"
is derived from
a start given to contestants
"I was there with my parents at the kickoff"
is derived from