introvert

US /ˈɪn.trə.vɝːt/
UK /ˈɪn.trə.vɝːt/
"introvert" picture
1.

a shy, reticent person

:
As an introvert, she prefers quiet evenings at home to large social gatherings.
He's an introvert who enjoys deep conversations with a few close friends.
1.

characterized by introversion; tending to be shy or reserved

:
She has an introvert personality, preferring solitude.
His quiet demeanor is typical of an introvert person.