怯懦的英文：
cowardliness
funk
poltroonery
recreancy
show the white feather
skittish
unmanliness
yellow streak

参考例句：

Timid or fearful;timorous.
恐惧或胆怯的;怯懦的

Here also over these craven hearts his shadow lies and on the scoffer's heart and lips and on mine
他的影子也投射在这些怯懦的心灵上，在嘲笑者的心坎和嘴唇上，也在我的心坎和嘴唇上。

The second houseboy came in with his faintly fairy, half Saint Sebastian, sly, crafty, and longsuffering look
第二号当差的小伙子进房来了。他从来是副诚恳，怯懦而又诡诈狡猾，俨然半个圣塞巴斯蒂安受苦受难的神气。

A sheepish boy
怯懦的少年

He's such a nervous chap he wouldn't/couldn't say boo to a goose.
他很怯懦,胆小如鼠.

contemptible cowardice
可鄙之怯懦

Lacking courage; cowardly.
胆怯的缺乏勇气的;怯懦的

Too timid to protest
过于怯懦而不敢反抗

They dignified cowardice by calling it prudence.
他们把怯懦美其名曰为谨慎。

He lashed his faint-hearted men with his tongue
他斥责他怯懦的部下。

cowardliness是什么意思：
n. 怯懦，胆怯

They are cowardly, and are always anticipating danger.
他们胆小怯懦，总是提防着危险。

Being cowardly means being content within our own cowardliness.
懦弱是指我们在自己的懦弱中感到舒适。

What a white livered, cowardly little bitch you are.
好一个懦弱卑怯的小娼妇！

funk是什么意思：
n. 怯懦,恐惧,恐怖,臭味
vt. 畏缩,害怕,使闻到臭味
vi. 惊恐,发出臭味
【文化】词原指美国备受歧视,艰难度日的苦难时光.同时是一种生活态度,混合着放荡不羁,热情乐观,20世纪70年代的黑人流行音乐就是对这种态度的明确表现.

Just the thought of travelling by air puts me in a blue funk.
只要一想起坐飞机旅行就使我极为恐惧。

I was in a blue funk when my employer called me into his office.
老板叫我到他办公室去时，我心中忐忑不安。

John is in a blue funk about fighting Jackson in the boxing tournament tomorrow.
约翰在明天的拳击比赛中将迎占杰克逊，他十分畏惧。

poltroonery是什么意思：
n. 怯懦,胆小