Wiktionary
hypertense
a. Extremely tense.
Usage examples of "hypertense".
In usual circumstances such a high-profile find would have been offered for examination to one of the more experienced senior staff, but Amy was having an affair with a hypertense married man named Miles Bernardier who functioned as the present director of the excavation, and Miles was able to take a procedural short cut that allowed him to assign the find himself.
You get hypertense trying to think up a question, putting your hand up and down.