na-adjective, noun
Describes a person's appearance or manner as showing embarrassment or shyness. Often used with に or な to modify verbs or nouns.
彼は恥ずかしげにうつむいた。
He looked down in embarrassment.
彼女は恥ずかしげな様子で微笑
She smiled with a bashful look.
恥ずかしい is the adjective meaning 'embarrassing' or 'shy', while 恥ずかしげ describes the outward appearance of being embarrassed.
Formed from the stem of the adjective 恥ずかしい (embarrassed) and the suffix げ (appearing, seeming).