One nine-year-old was terribly thin; he looked like a small ambulatory skeleton.
She was terribly thin at a time when it wasn't fashionable.
Pale and terribly thin, his worn shirt hung loosely on him.
This one held a heavily bearded man, who looked terribly thin and exhausted.
One nine year old was terribly thin; he looked like a small ambulatory skeleton.
On her lap was an extraordinarily pretty, if bruised, terribly thin, and dirty, little boy.
They were both terribly thin from their walk; each rib was clearly visible.
She was terribly thin and just the effort of talking seemed to tire her.
"That one was terribly thin and very old."
He was terribly thin; I could feel every one of his ribs.