Washington, D.C. (a city, the capital city of the United States)

Washington (a state of the United States) / Short for ワシントンD.C. (Washinton Dīshī, “Washington, D.C.”).

to live in, to inhabit, to abide at, to dwell at

(teen girl's slang) Alternative spelling of ちゃん (chan)

(programming) C++ (programming language)

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

Alternative spelling of 私達 (“we; us”)

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness

personal, private / secret