fiendishness的音標是[?fi?dn??n?s]，翻譯成中文是“惡魔般的；惡毒的；惡魔般的性格；惡魔般的特質”。

速記技巧：可以將這個單詞拆分成“fiend”（惡魔）和“ishness”（…性）兩部分，幫助記憶。

Fiendishness 的英文詞源是 fiend，意為惡魔，邪惡的東西。它的詞源可以追溯到古英語中的 feond，意為惡魔或邪惡的事物。

變化形式：名詞形式為 fiendish，意為邪惡的、惡魔般的。

相關單詞：

devilishness：邪惡的、惡魔般的特性

beastlyness：野蠻的、殘忍的特性

monstrousness：可怕的、巨大的特性

fiendishness：惡魔般的、邪惡的特性

demonic：惡魔般的、邪惡的特質

infernal：地獄的、邪惡的

fiendish torment：惡魔般的折磨

fiendish temptation：惡魔般的誘惑

fiendishly：惡魔般地、邪惡地

這些單詞都反映了 fiendishness 這個詞源的含義，即邪惡、惡魔般的特性。這個詞源也常用于形容那些具有邪惡特質的人或事物。

常用短語：

1. fiendishly clever

2. devilishly cunning

3. demonic cunning

4. fiendish behavior

5. malevolent cunning

6. cunning as a fox

7. cunning devil

例句：

1. He is a fiendishly clever student who always comes up with new ideas.

2. She is devilishly cunning in her dealings with others, always finding ways to get what she wants.

3. The enemy troops were demonic cunning in their strategy and tactics, always managing to outmaneuver our forces.

4. His fiendish behavior caused a lot of trouble for his family and friends.

5. His malevolent cunning made it difficult for us to trust him, even when he tried to make amends.

6. He is cunning as a fox in getting what he wants, always finding a way around any obstacles in his way.

7. The cunning devil always manages to find a way out of any situation, no matter how hopeless it may seem.

英文小作文：

Fiendishness in Human Behavior

Human beings are complex creatures, and there is a wide range of fiendishness that exists within us all. From the cunning politician who uses deceitful strategies to gain power, to the greedy businessman who exploits others for personal gain, to the selfish individual who takes without considering the impact on others, we see fiendishness in all shapes and sizes.

However, it is not only in our actions that we see fiendishness. Our thoughts and desires can also be fiendish, driven by selfishness and desire for power and control. We can become consumed by our own desires and lose sight of the impact our actions have on others and the world around us.

The key to overcoming fiendishness is awareness and self-reflection. We need to be aware of our own thoughts and actions, and ask ourselves if they are fair and just or if they serve our own selfish desires. Only then can we begin to make changes and move towards a more compassionate and understanding world.