Comparative form of scrawny: more scrawny(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "scrawnier" in a sentence
"On closer inspection, Calvin saw that Nixon was definitely scrawnier, and had a few cuts on his head."
"He seemed even scrawnier compared to his attackers, who were fit, like they spent all day baling hay or something vigorous and outdoorsy like that."
"Why, that butler even buttons up his breeches, he does; helps him on with his big black frockcoat what flaps like wings when he pounces on yer; and knots his white silk cravat so sartorially sophisticated ... what only makes his neck look scrawnier, poking out as a vulture's from its ruff."