renovate [ re- = again 又; nov = new 新的;-ate v. = to make 使… →]v. make new again; make like new 更新；修复 / He has cleaned and renovated his old house. 他已将旧房子整修一新。

renovation n. 对老建筑物的整修翻新 

renovator n. 革新者；修复者；刷新者

repel [ re- = back 回；pel = to drive 驱赶→]v. drive back; force back击退；抵制/ They repelled the enemy.他们击退了敌人。

repellency n. 抵抗性；反击性；排斥性 

repellent a. 击退的；排斥的；讨人厌的

reserve [ re- = back 回；serv = to keep 保持；-e→] v. keep back; hold back for later use 储备，保留 / You should reserve enough money for your tuition fee.你要留足钱交学费。

reservation n. 保留；预定

下面是原生词缀re-的异体与词根结合的3个例子。 

redeem [ red- (re-) = back 回; eem = to buy 买→]v. buy back 买回，赎回 / The property on which the money was lent was redeemed when the loan was paid back. 还清借款时，就可将抵押的财产赎回。

redemption n. 买回，赎回；赎买； 

redemptive a. 赎回的；赎买的；赎救的

redintegrate [ red- (re-) = again 再；integr = whole 全；-ate v. =to make 使...→]v. make whole again; renew 使恢复完整；使更新 / He has redintegrated his love with his wife. 他与妻子又相爱如初了。

redintegration n. 恢复完整