shyness
🇺🇸
/ˈʃaɪnəs/
🇬🇧
/ˈʃaɪnəs/
feeling nervous or uncomfortable around other people
Her shyness made it hard for her to speak in front of the class.
彼女の内気さが原因で、クラスの前で話すのが難しかった。