Complex form of the number 二 èr, used in financial contexts like checks and bank notes to prevent fraud by alteration; used as the uppercase numeral 2.

(bound form) to be disloyal; to betray; to have a change of heart

(bound form) secondary; assistant; second in rank or position

(literary) to do again; to repeat a mistake or action

a Chinese surname

(literary) to doubt; to have misgivings; to be suspicious of