abashed
uh-BASHTadjMeaning embarrassed and a little ashamed
Memory hook a-BASH-ful: red-faced and shy. Caught with frosting on his nose after sneaking a taste of the birthday cake, Pip turns red and stares at his shoes, as bashful as can be; he is abashed.
Caught singing at the top of his lungs in the shower, Dev came out looking abashed.
In context Jonah, usually so bold, stood abashed before the principal, staring at his shoes and mumbling that he had not meant to start the food fight.
Similar embarrassed, sheepish, shamefaced, red-faced
Opposite bold, unashamed, brazen