one's own younger sister / the wife of one's younger brother; one's sister-in-law / a younger female / (archaic, said from a male speaker) one's sister regardless of age difference

younger sister

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

the end of a period of time

a twig or shoot / a treetop

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

end / final / last

(chiefly women's speech) first person singular pronoun: I, me

private; mine