遺髪: hair of a dead person

艾髪: the hair of an old person, an old person

経費: expenses, cost; expenditures other than material and labor.

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

(law) a war criminal

war (conflict involving organized use of arms)

to wage war

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

a personal or private matter / (by extension) selfishness

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