Not scrawny
I think she's scrawny.
The animal was very scrawny, due to the owner not feeding it. The scrawny tree was not suitable for climbing.
Anology is four syllables, idiom is only three.
Scrawny describes a noun, so it is an adjective.
since the heroines are scrawny and cool they want to be scrawny to be cool.
Scrawny, puny.
Scrawny means very thin; skinny and bony. TO BE THIN
The chickens he bought were scrawny from the lack of good feed. The athletes picked on the scrawny bookworm, at least until his father was hired as the football coach.
Three sheets to the wind means you are drunk.
skinnythin
fat