valedictory
词根词缀：
valediction n. 告别演说
vale 再见 + dict 说 + ion 动作或状态 → 告别时说的话 → 告别演说
valedictorian n. 致告别辞者，告别演说者
valedict 告别演说 + orian 表人 → 致告别辞者，告别演说者
valedictory adj. 告别的，离别的
vale 再见 + dict 说 + ory 与…有关的 → 告别的，离别的
数据来源：新东方英语词汇速记大全
相关例句：
This valedictory dispatch was written as he retired from the foreign service a few weeks ago.
这份告别报告是他几周前从外交界退休时所写的。
He listened to Howard give the valedictory address at high school graduation.
他听了霍华德在中学毕业典礼上作的告别演讲。
Before his valedictory speech, Mr. Ma belted out the Chinese pop song 'I Love You, China,' from the stage. The crowd roared.
在发表告别辞之前，马云高唱了一曲《我爱你，中国》，现场观众沸腾了起来。
Select kidneys and maintenance, so that my energy away from the valedictory lackadaisical days of fatigue!
选择肾部保养，让自己精力充沛，远离疲劳告别无精打采的日子！
Rather, your valedictory address should leave former colleagues feeling a warm glow.
相反，你的告别演说应该让以前的同事感受到温暖的光辉。
A valedictory speech, message, gift.
临别的演说、言语、礼物。