It exasperated her to think that the dungeon in which she had languished for so many unhappy years had been unlocked all the time, and that the impulses she had so carefully struggled with and stifled for the sake of keeping well with society, were precisely those by which alone she could have come into any sort of sincere human contact.
There are no more uses of "exasperated" in the play.
Show samples from other sources
She was exasperated by his teasing.
My little brother can be exasperating. He’s always testing his boundaries.