diminish
v.
early 15c., from merger of two obsolete verbs, diminue and minish. Diminue is from Old French diminuer "make small," from Latin diminuere "break into small pieces," variant of deminuere "lessen, diminish," from de- "completely" + minuere "make small" (see minus).Minish is from Old French menuisier, from Latin minuere. Related: Diminished; diminishes; diminishing.
〔蒋〕[di-(=dis-)加强意义，min小，-ish动词后缀，使…] 使缩小，缩减，减少，减小
〔李〕[di-(dis-)=apart离去；min=less较少的；-ish v.=to make使……→] v. make less by taking apart使减少