shyly
Examples
She smiled shyly when he complimented her new dress.
The young boy hid behind his mother's skirt and peeked out shyly at the guests.
He shyly admitted that he had been practicing the song for weeks.
Synonyms
timidly bashfully coyly modestly diffidently reservedly meekly
Antonyms
boldly confidently brazenly assertively shamelessly audaciously outwardly