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

worries; cares; troubles

proneness to worrying

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

unnecessary