type of sport, discipline (sports), sports (in general)

in name but not in reality

(geometry) Euclidean distance - the distance between two points defined as the square root of the sum of the squares of the differences between the corresponding coordinates of the points; for example, in two-dimensional Euclidean geometry, the Euclidean distance between two points a = (aₓ, a_y) and b = (bₓ, b_y) is defined as:

metric space

athlete (A person who actively participates in physical sports, possibly highly skilled in sports)

baseball player

Olympic village

professional athlete

everything

(colloquial) current boyfriend