名詞 farewell:

1. an acknowledgment or expression of goodwill at parting
   同義詞：word of farewell
2. the act of departing politely
   同義詞：leave, leave-taking, parting

1. I bade farewell to my parents.
   我告別了雙親。
2. She had a fervent farewell speech.
   她發(fā)表了熱情的告別演說。
3. The president gave the Prince and his attendants a farewell banquet.
   總統(tǒng)為王子和他的隨員舉行了告別宴會。
4. We gave him a farewell banquet yesterday.
   我們昨天為他舉行了告別宴會。
5. It's time to say our farewells.
   是我們該告辭的時候了。
6. Farewell! I hope we meet again soon.
   別了！希望很快我們能再見面。

fare.well

interj.（感嘆詞）
Used to express good-bye.
再見：用于告別
n.（名詞）
An acknowledgment at parting; a good-bye.
離別時的話語；再見
The act of departing.
告別：離別時的行動
n.attributive.（定語名詞）
Often used to modify another noun:
離別：通常用于修飾另一個名詞：
例句：
a farewell party; a farewell glance.
告別晚會；離別時的一瞥

來源：
Middle English fare wel
中古英語 fare wel
[imperative of] faren [to fare] * see fare
[] faren的祈使語氣動詞 [進(jìn)展] *參見 fare
wel [well] * see well 2
wel [好] *參見 well2