showoff

/ˈʃoʊˌɔf/
noun
  1. A person who tries to impress others by showing their skills, possessions, or knowledge in an annoying way.
    • My little brother is such a showoff when he does his skateboard tricks in front of our friends.
    • Nobody likes a showoff who constantly brags about their grades.
    • The new kid at school is a bit of a showoff, always showing everyone his new phone.
Antonyms
What does "showoff" mean? | whatsthatwordmean | whatsthatwordmean