Sick Idioms

As sick as a dog: 
Meaning: very ill, vomitting a lot bệnh hoạn như một con chó, dùng để nói về tình trạng đau bụng ói mửa nhiều, tình trạng dạ dày có vấn đề
Example:
He was sick as a dog after last night's meal

Worried sick:
Meaning: very worried and concerned
bệnh hay lo, đứng ngồi không yên
Example:
Her parents were worried sick when she didn't come home all night.

Sick and tired:

Meaning: fed up or unhappy about a situation
chán đến phát ốm
Example:
I'm sick and tired of working so hard

As sick as a parrot:
Meaning: very disappointed about something
buồn, sầu thảm, thất vọng
Example:
He was sick as a parrot when his team lost the match.