feel tongue-tied
It is a Chinese idiom. The Pinyin is zh í K ǒ UW ú y á n, which means to be speechless. From Lao Can's travels.
The origin of Idioms
The first chapter of Liu e's travel notes of Lao can in Qing Dynasty: "people were scolded by him for being speechless."
Idiom usage
It means nothing to say.
feel tongue-tied
at all times and in all countries - gǔ jīn zhōng wài