a surname

Alternative form of 高 (“tall, high”), used only in first and last names.

friend

that which is constructed to connect two points for the purpose of transportation: a bridge / a bridge-like walkway or corridor between two buildings in a manor, palace, castle, or similar structure

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

bridge

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

a personal or private matter / (by extension) selfishness

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

personal, private / secret