词根:sever = serious

  来源于拉丁语的sever 意为 serious,earnest,to cut。

同源词:

1. asseverate(使变得非常深刻和严肃 as<ad(=to,intensive) + sever(=serious))
  vt.断言
  asseveration n.断言
  The professor asseverated that more than half the students had cheated. 教授断言一半以上的学生都作弊了。

2. persevere(从头到尾始终非常严肃 per(through,throughout) + sever(=serious))
  vi. in + sth 坚持不解;(辩论中)固执已见
  perseverance n.忍耐,坚持
  persevering adj.有毅力的,锲而不舍的;固执的
  It's important to persevere,especially when you feel like quitting. 坚持不解很重要,尤其是当你想放弃的时候。

3. severe
  adj.严重的;剧烈的;严格的,苛刻的 *sever(=serious)

4. dissever
  v.(使)分离;(使)分裂 *dis(=away),sever(=cut)

5. sever
  v.切断,割断;中断;断绝;(使)分隔,(使)分离 *sever (=cut)

6. severance
  n.割断,断绝;分离,隔离 *sever(=cut)
  severance payment 解雇金,离职金
  severance of diplomatic relations/of communications 断绝外交关系/通信中断