fend
词根词缀：
defend v. 保卫
de 加强 + fend 打击 → 保卫
defense n. 保卫
de 加强 + fens 打击 + e → 保卫
defenseless adj. 无防备的
defense 保卫 + less 无…的 → 无防备的
fend v. 抵挡，击退
offend v. 得罪
of〔= ob 加强〕+ fend 打击 → 一再打击〔别人〕→ 得罪
offender n. 罪犯；冒犯者
offend 得罪 + er 表名词 → 罪犯；冒犯者
offensive adj. 冒犯的
of 加强 + fens 打击 + ive …的 → 冒犯的
数据来源：新东方英语词汇速记大全
相关例句：
The children had to fend for themselves while their parents worked.
孩子们在父母工作的时候不得不自己照料自己。
In future he will have to fend for himself.
从今以后他得自己谋生了。
Now that the children are old enough to fend for themselves, we can go away on holiday alone.
既然孩子已经大了，可以自己照料自己，我们可以单独出去度假了。
Mario Draghi could have told the euro to fend for itself or shifted all his cash to Swiss francs.
马里奥德拉吉（mario draghi）本来可以叫欧元去自生自灭，或者是将他手头所有的现金都兑换成瑞士法郎。
Somehow she managed to fend off the awkward questions.
她终于以某种方式避开了这个尴尬的问题。
He looked relaxed and determined as he fended off questions from the world's Press
他回避各国媒体的提问时显得轻松而果决。