I think you mean "flail chest." Two or more adjacent ribs are broken in several places, usually from trauma. This portion of the chest moves independently form the rest of the chest. Life threatening!
yellow fellow, shy guy
He was very frail, frail meaning weak.
This trail is not for the frail. She was too frail to be moved. She was so frail that she fell.
You are not strong, very Frail! That is how you can use it.
My Grammy has turned a bit frail because of her age.
Frail-weak Sick-ill
Frail Women was created in 1932.
Joe Frail was born in 1869.
Frail - song - was created in 1987.
There is one syllable in the word frail
frail male
Frail as Breath was created in 2005-09.