over 做结束是形容词.
end 有名词之义,也有动词之义,均表示什么什么的结尾,结局.
做动词时：sth\sb end up with/in 以什么告终..
做名词时：in the end最终 at the end of 在什么什么的结尾 反义词组是at the start/beginning of ..
put an end to 给什么什么一个了结,结束什么.
end 短语：
all ends up informal completely 〈非正式〉 完全地，彻底地。
at the end of the day informal, chiefly Brit. when everything is taken into consideration 〈非正式，主英〉 考虑再三，到头来 at the end of the day I'm responsible for what happens in the school. 到头来，我还是要对学校发生的事负责。
be at （或 have come to） an end be finished or completed 结束；完成。
（of a supply of something） become exhausted （供应物）耗尽，用光 our patience has come to an end. 我们已完全失去了耐心。
be at the end of be close to having no more of （something） （某物）快没有了，所剩无几了 she was at the end of her patience. 她已经忍无可忍了。
be the end informal be the limit of what one can tolerate 〈非正式〉 令人难以容忍 you really are the end! 你真是让人忍无可忍！come to （或 meet） a sticky （或 bad） end be led by one's own actions to ruin or an unpleasant death 遭到报应；落得个悲惨的下场；不得好死。
the end-all a thing that is final or definitive 最后（或决定性）的东西。
end one's days （或 life） spend the final part of one's existence in a specified place or state （在特定的地方或状态中）度过余生 she ended her days in London. 她在伦敦度过余生。
over 短语：
be over no longer be affected by 从…影响下恢复过来，渡过 we were over the worst. 我们渡过了最困难的一关。
get something over with do or undergo something unpleasant or difficult, so as to be rid of it 把（不愉快或难做的事）先做完。
over against adjacent to 靠近 over against the wall. 靠着墙。
in contrast with 与…形成对照 over against heaven is hell. 与天堂相对的是地狱。
over and above in addition to 除…之外（还） exceptional service over and above what normally might be expected. 通常服务之外的特殊服务。
over and done with completely finished 全部完成，完全结束。
over and over again and again 一再地，再三地。
一点点变难的滑板动作 第八集 End Over 专家和初学者 第一季