General shame:
* To have one's tail between one's legs: This idiom describes someone who is feeling very ashamed or embarrassed.
* To hang one's head in shame: This idiom depicts someone bowing their head in a gesture of shame.
* To blush with shame: This idiom emphasizes the physical reaction of shame, which can cause someone's face to turn red.
* To be mortified: This idiom implies a feeling of intense embarrassment or shame.
Shame related to wrongdoing:
* To have egg on one's face: This idiom suggests a feeling of shame after making a mistake or doing something foolish.
* To eat humble pie: This idiom means to admit that you were wrong and apologize, often reluctantly.
* To be caught with one's pants down: This idiom implies a feeling of shame after being caught in a compromising or embarrassing situation.
The best idiom to use will depend on the specific situation and the type of shame you want to convey.