不像话【bú xiàng huà】
unreasonable; outrageous; shocking
[动短] 指言语行动不合情理

他每天对他母亲呼来喝去的,实在太不像话了。
It is shocking that he yells at his mother every day.
不行【bù xíng】
1. won't do 2. be no good; not work 3. dying
[动短] 1、不可以 [形] 2、不中用 3、接近于死亡

你一个人去可不行,那样太危险了。
It is too dangerous for you to go there alone.

我喝酒真的不行,一喝就醉。
I have a small capacity for alcohol and get drunk easily.

病人已经不行了,准备后事吧。
There's no longer any possibility of curing the patient. You'd better start to make preparation for the funeral.
不幸【bú xìng】
1. unfortunate; sad 2. adversity; misfortune
[形] 1、令人悲伤、痛苦、失望的 [名] 2、悲伤痛苦的事

真是不幸,我朋友沉船遇难了。
It's unfortunate that my friend died from shipwreck.

悲剧作品是文学的一种,内容常常涉及死亡、不幸和灾难。
Tragedy is a type of literature that involves death, suffering or disaster.