Collocations for eager - adj.

appear, be, look, seem, sound
become

extremely, only too, really, very
They were only too eager to help us.

overly (esp. AmE)
He wasn't overly eager to give us any information.

especially, particularly
Muir's friends were especially eager for him to write the book.

quite

for
We were eager for news.

Eager is used with these nouns:
anticipation, hand, listener