You should turn off the lights before going out to save ____. (electric)
electricity
There is an increase in the ______ of electronic books as more people are turning to digitalized reading materials. (popular)
popularity
It is believed that travelling is a good way to expand our ____ of the world. (know)
knowledge
We should be able to get them to cooperate without using _____ (compel)
compulsion
She was critical to the point of ______. (rude)
rudeness
Waterfalls and rocky overlooks are the main ____ of this park. (attract)
attraction
I felt a deep _____ for her kindness. (thank)
thankfulness
Modern technology is used to increase the ______ of the sampling procedure. (accurate)
accuracy
I think that most people will always seek ______ from their parents. (approve)
approval
The UN has responsibility for the ______ of international peace and security. (maintain)
maintenance
His early ________ made him even more determined to succeed.
failures
Parents are under a legal _____ to feed, clothe, and educate their children. (oblige)
obligation
Females traditionally are more concerned with their own physical _____ than males are. (attract)
attractiveness
Even with pain killers, his _____ became overwhelming. (suffer)
suffering
