/ əˈʃeɪmd; NAmE / adjective [ not before noun ]
1.
ashamed (of sth/sb / yourself) | ashamed (that ... ) | ashamed (to be sth) feeling shame or embarrassment about sb/sth or because of sth you have done :
She was deeply ashamed of her behaviour at the party.
His daughter looked such a mess that he was ashamed of her.
You should be ashamed of yourself for telling such lies.
I feel almost ashamed that I've been so lucky.
The football riots made me ashamed to be English.
Mental illness is nothing to be ashamed of .
2.
ashamed to do sth unwilling to do sth because of shame or embarrassment :
I'm ashamed to say that I lied to her.
I cried at the end and I'm not ashamed to admit it.
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WHICH WORD
ashamed / embarrassed
You feel ashamed when you feel guilty because of something wrong that you have deliberately done:
You should be ashamed of treating your daughter like that.
Do not use ashamed when you are talking about something that is not very serious or important:
I am sorry that I forgot to buy the milk.
• I am ashamed that I forgot to buy the milk.
You feel embarrassed when you have made a mistake or done something stupid or feel awkward in front of other people:
I was embarrassed about forgetting his name.
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WORD ORIGIN
Old English āscamod , past participle of āscamian feel shame , from ā- (as an intensifier) + the verb shame .