She smiled at him with the exasperating tactfulness of a woman checking a flirtation; a smile like an airy pat on the arm.
Her task wouldn’t be anything so lively as having to endure a scolding, but only an exasperating effort to command his attention so that he would understand the nebulous things she had to tell him, instead of interrupting her by yawning, winding the clock, and going up to bed.
There are no more uses of "exasperated" in the book.
Show samples from other sources
She was exasperated by his teasing.
My little brother can be exasperating. He’s always testing his boundaries.