Definition of "Shortness" :

noun: an abrupt discourteous manner

noun: the property of being shorter than average stature

noun: the property of being of short temporal extent

"The shortness of air travel time."

noun: the property of being of short spatial extent

"The shortness of the Channel crossing."

noun: the property of being truncated or short

noun: the condition of being short of something

"There was no shortness of money."