The Vocalibrate dictionary

chagrin

US/ʃəˈɡrɪn/GB/ˈʃæɡrɪn/noun

annoyance caused by disappointment or embarrassment

Much to his chagrin, he arrived at the party wearing the same outfit as the host.

Near in meaning: embarrassmentvexationmortificationannoyance
In the family: chagrined

More words worth knowing

surfeitan amount that is too large; an excess neophytea beginner or newcomer to a subject or activity hubrisexcessive pride or self-confidence that leads to a fall miena person's look or manner, showing their mood or character dilettantea person who dabbles in an interest without serious study sybaritea person who loves luxury and pleasure