infuse: implies a pouring in and permeating of something that gives new life or vigor or significance: new members ~d the club with new enthusiasm.     （permeate弥散遍布to spread throughout, to pervade，如water will permeate blotting paper水能渗透吸水纸，如the aroma of soup permeated the air汤的香味弥漫在空气中，如his personality has begun to permeate through the whole organization他的人格魅力开始影响整个组织。另外，词根PER本身也表示through穿过通过）


suffuse: implies a spreading through or over of something that gives a distinctive color or quality: a room ~d with light and cheerfulness.    （SUR词根表示上above,over，IN词根表示里in，它们不同的意思也体现在了suffuse和infuse上）


imbue: implies a permeating so deep and so complete that the very substance and nature of the thing affected are altered: ~d he students with intellectual curiosity.    （形近词imbibe表示喝水接纳观点，如in summer we imbibe a lot of water, 如imbibed Capitalism in his youth青年时接纳资本主义，可见两个形近词意思相反）  如he managed to imbue his employees with team spirit他设法使他的员工充满团队合作精神


ingrain: suggests the indelible stamping or deep implanting of a quality, idea, or trait: clung to ~ed habits and beliefs.        （trait是特征特点quality, property等基础词的基础词）


inoculate: implies an imbuing or implanting with a germinal idea and often suggests surreptitiousness or subtlety: tried to ~ the child with a taste for opera.    germinal萌芽阶段的，处于初级状态的，起根源的；孕育新思想，开创性的。    如a program to inoculate every child in the state为该州所有儿童预防接种的计划，如his dogs were inoculated against rabies他的狗注射过狂犬疫苗


leaven: implies introducing something that enlivens, tempers, or alters the total quality: a serious play ~d with comic moments.  三个首字母是tea茶，茶叶需要leaven发酵调和


infuse注入: 表示注入浸透从而赋予了新生命活力意义，suffuse弥漫: 表示好像撒满遍布，使具有特有的颜色或特征，imbue灌输充满: 指完全深入地浸透，以致改变了实质属性，ingrain使根深蒂固: 表示深深植入，留下永久印记，如观念习惯特征，inoculate疫苗、潜移默化: 表示灌输植入新思想时悄无声息，潜移默化，还指接种疫苗，leaven酵母影响: 表示引入的东西有活跃或调和的作用

记忆方法:  1）首字母ISIIIL想成古今中外4历史<==灌输智慧

          2）灌输的意思是全面引入某物mean to introduce one thing into another so as to affect it throughout.