Correct

夸海口

/ kuāhǎikǒu / 
Strokes

Definition

to boast/to talk big

Example

As a Verb

boast wildly; brag; talk big

1
Tā
他
duì
对
tā
他
de
的
tóngxué
同学
kuā
夸
hǎikǒu
海口
shuō
说
tā
他
zài
在
shǔjià
暑假
yào
要
zhēng
挣
shàng
上
yīèrbǎiwàn
一二百万
kuài
块
qián
钱
  
。

He boasted to his classmates that he was going to earn a sum of money numbering one or two million yuan during the summer vacation.