bravado
US
UK bravado n: (false show of courage)
SC 虚张声势 xū zhāng shēng shì
TC 虛張聲勢
TC 虛張聲勢
SC 外强中干 xū zhāng shēng shì，wài qiáng zhōng gān
SC 逞能 xū zhāng shēng shì，chěng néng
"I'm not scared," insisted Gavin, making a show of bravado in front of his friends.