From Longman Dictionary of Contemporary Englishabasheda‧bashed /əˈbæʃt/ adjective [not before noun] written EMBARRASSEDembarrassed or ashamed because you have done something wrong or stupid SYN shamefaced She looked rather abashed.
Examples from the Corpus
abashed• Both girls fixed their eyes on the ground, abashed.• At Tsu Ma's toast, however, she looked down sharply, as if abashed.• He mumbled unintelligibly and looked abashed.• If so, I am not abashed.• When she came to the river the horse was standing there, head hung as if abashed.• Amazed and abashed she stole back to her chamber.• They sat around and listened with abashed smiles as Carlo Marx read them his apocalyptic, mad poetry.Origin abashed (1300-1400) Old French abair “to surprise greatly”, from esbair, from baer “to have the mouth wide open”