league

nouns

an association of sports teams that organizes matches for its members
an association of states or organizations or individuals for common action
is a type of (narrower)
a political unit formed from previously independent people or organizations
"the Soviet Union"
an obsolete unit of distance of variable length (usually 3 miles)
is a type of (narrower)
a unit of measurement of length

verbs

unite to form a league
is a type of (narrower)
act in concert or unite in a common purpose or belief