Englishabashed
adjective
the boy looked down, abashed:
embarrassed, ashamed, shamefaced, remorseful, mortified, conscience-stricken, humiliated, humbled, taken aback, disconcerted, nonplussed, discomfited, discomposed, distressed, chagrined, perturbed, confounded, dismayed, dumbfounded, crestfallen, sheepish, red-faced, blushing, confused, put out of countenance, discountenanced, with one's tail between one's legs;
informal floored.
▷antonyms unabashed, undaunted.
abash Oxford Dictionary of English