Jitteriness
Part of speech: noun
Definition: The state of being jittery
Nervousness
Part of speech: noun
Definition: The state or quality of being nervous.
Example sentence: I've gotten to work with amazing people. I would say usually we get to a point before we get into the studio where there isn't that sense of anxiety or nervousness of who they are because I don't think it would be as productive in the studio if that was the case. But maybe meeting someone like Neil Young for the first time made me anxious.