Guerdon這個詞的詞源可以追溯到古英語，意為“賞賜，獎賞”。它的變化形式包括其過去式和過去分詞形式，分別為“guerdoned”和“guerdoned”。

相關單詞方面，我們可以考慮以下幾個：

1. Reward：這個詞與Guerdon同源，意為“獎勵，酬勞”。它強調的是對個人的努力或成就給予的物質或精神上的回報。

2. Award：這個詞的含義與Guerdon相似，都表示對某種成就或表現的認可和贊揚。它還可以用于授予某種榮譽或獎項。

3. Bounty：這個詞的含義是“慷慨的贈予”，與Guerdon和Reward有相似的含義。它通常用于描述豐厚的獎勵或贈品。

4. Commendation：這個詞表示對某人或某事的贊揚和認可，與Guerdon和Reward有相同的含義。

5. Praise：這個詞是最直接的同源詞，意為“贊美，表揚”。它是一種口頭或書面表達對某人或某事的正面評價。

6. Honor：這個詞的含義是“榮譽，敬意”，與Guerdon和Reward有相似的含義。它通常用于表彰個人的杰出成就或貢獻。

7. Trophy：這個詞表示獎杯或獎牌，通常用于體育比賽或其他競賽中作為獲勝者的榮譽象征。

8. Rewardingly：作為一個形容詞，Rewardingly表示獎賞似的，通常用于描述某事令人感到滿足或值得。

9. Guerdonless：作為一個形容詞，Guerdonless表示沒有獎賞的，通常用于描述某人或某事沒有得到預期的獎勵或回報。

10. Guerdonful：作為一個形容詞，Guerdonful表示獎賞充足的，通常用于描述某人或某事得到了足夠的獎勵或回報。

常用短語：

1. give back 歸還

2. give in 投降

3. give off 發出

4. give out 分發

5. give over 交還

6. give way 讓路

7. give up 放棄

例句：

1. She gave back the book to its owner.

2. After a long struggle, he finally gave in to defeat.

3. The sun gave off a warm glow as it rose over the horizon.

4. The teacher gave out the exam papers to the students.

5. The police have given over the investigation into the murder to the detectives.

6. The bridge gave way under the weight of the truck.

7. She gave up her seat for an elderly woman on the bus.

英文小作文：

標題：Giving Back and Giving in

Giving back, giving in, and other similar phrases are common expressions that describe various actions and attitudes. Giving back refers to returning something to its rightful owner, while giving in usually means giving up in the face of difficulties or challenges. However, these phrases can also be used metaphorically to describe other aspects of life, such as returning to a healthy lifestyle after a period of unhealthy behavior, or giving up bad habits to adopt a better way of living.

Giving back and giving in are two opposing concepts that can coexist in our daily lives. For example, we may need to give back something that we have taken for granted, in order to restore balance and fairness. Conversely, we may need to give in to accept a certain situation or event that we cannot change, in order to move forward and focus on more important things. By embracing both concepts, we can learn to appreciate what we have and be resilient in the face of challenges, thus creating a more fulfilling and meaningful life.