Faces tense with anxiety
I know that something is going to happen,and I am very jumpy.
Romola stretched out her hand to the crucifix, and this act appeared to relieve the tension of her mind
Make(sb)nervous;frighten or alarm
A drug that reduces nervous tension;a tranquilizer.
He renounces Christianity, temporarily straining his relationship with his parents.
The evening passes slowly in the drowsy and overheated atmosphere of the cave, and the guerillas talk nervously about death in battle
The intense exams are over, It's time for us to relax.
Right now, cloning research in continuing at speed.