This woman's scary, inferring pa is less organised?
I believe the answer is:
man-eater
'this woman's scary inferring pa is less organised?' is the definition.
The definition suggests a singular noun which matches the answer.
This is all the clue.
Can you help me to learn more?
(Other definitions for man-eater that I've seen before include "Highly-sexed, domineering woman" , "Tiger dangerous to people" , "Animal known to consume humans" , "Life-threatening wild animal" , "Animal killing and feeding on humans" .)