defeat & defect

defeat (beat, vanquish, conquer, overcome, overpower)

defect (名詞: 缺陷 動詞: 背叛、叛變)

defect的動詞跟名詞的意義大不同，發音也不同，維持名詞重音在前的原則。

desert (名詞: 沙漠 動詞: 拋棄、背離)

desert的動詞跟名詞的意義也有不同，發音也不同，維持名詞重音在前的原則。

動詞部分之同義詞有defect, leave, quit, abandon, forsake, relinquish)

注意英英字典的解釋下列兩者拋棄的情況分為主動與被動，

forsake（尤指不履行責任）拋棄，遺棄，離開

to leave somebody/something, especially when you have a responsibility to stay

relinguish（尤指不情願地）放棄

to stop having something, especially when this happens unwillingly

而abandon擇兩種意思都有

abandon（不顧責任、義務等）離棄，遺棄，拋棄

to leave somebody, especially somebody you are responsible for, with no intention of returning

不得已而放棄；捨棄

to leave a thing or place, especially because it is impossible or dangerous to stay

以上例句、字義均源自google字典