Collocations for ashamed - adj.

be, feel, look, seem, sound
make sb
His foul-mouthed way of speaking made me ashamed of him.

deeply, really, very
thoroughly
rather, somewhat
a little, slightly, etc.
almost

about
I've done nothing to be ashamed about.

at
He was slightly ashamed at having run away.

of
She was ashamed of what she had done.