"tenseness" in the noun sense
1. tension, tensity, tenseness, tautness
the physical condition of being stretched or strained
"it places great tension on the leg muscles"
"he could feel the tenseness of her body"
2. tension, tenseness, stress
psychology) a state of mental or emotional strain or suspense
"he suffered from fatigue and emotional tension"
"stress is a vasoconstrictor"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License