to specialize, to specialise

kickoff (of a soccer or gridiron football game)

scheme; plan; policy; step; means

plan, policy

a twig or shoot / a treetop / the tip or end of something / the top or peak of a mountain / the edge or verge of a road or field / a descendant / the future, later, after / the end of a period of time

a twig or shoot / a treetop / (archaic) the tip or end of something

a twig or shoot / a treetop

powder / (theater) in traditional Chinese theater, an extra, a minor part

the end of a period of time

end / final / last