relinquish: may suggest some regret, reluctance or weakness in the giving up: ~ed her crown with bittersweet feelings.   有苦有甜，苦乐的


yield: implies a concession of compliance or submission to force: I ~ to your greater expertise in this matter.   （concede承认失败缺点等to acknowledge failure, shortcoming, etc,如concession speech败选演说, 又如even her critics conceded she could be charming即使批评她的人也承认她有魅力）


resign: emphasizes a voluntary relinquishment or sacrifice without struggle: ~ed rather than work under the new terms.  （voluntary自愿，表示自由自发未强迫implies freedom and  spontaneity without compulsion，如voluntary enlistment in the armed services自愿入伍）


surrender: implies a giving up to an external compulsion or demand after a struggle to retain or resist: forced to sign a document ~ing all claims to the land.


abandon: stresses finality and completeness in giving up: ~ all hope.


waive: implies a conceding or forgoing with little or no compulsion:~d the right to a trial by jury.  （forgo放弃不做to give up or refrain from doing，如she would willingly forgo a birthday treat if only her warring parents would declare a truce只要她的父母停止争吵，她愿意放弃生日宴请）


relinquish让出: 表示放弃时显得遗憾勉强软弱，yield服从: 指服从或屈服于外力，resign辞职: 强调自愿放弃，无反抗，surrender投降让步: 外界强迫下放弃，有反抗，abandon放弃: 强调完全的最终的放弃，waive放弃: 指无强迫的自愿放弃


记忆方法: 1）首字母RYRSAW重组成RSAWRY: 人见仁义<==放弃利益    见义忘利


        2）放弃的意思是完全放弃mean to give up completely.