(n) an abstract part of something, Syn. element, factor, ingredient, constituent, Example:jealousy was a component of his character; two constituents of a musical composition are melody and harmony; the grammatical elements of a sentence; a key factor in her success; humor: an effective ingredient of a speech
[忘恩负义 / 忘恩負義, wàng ēn fù yìㄨㄤˋ ㄣ ㄈㄨˋ ㄧˋ] to forget favors and violate justice (成语 saw); ingratitude to a friend; to kick a benefactor in the teeth#48147