frustrate

"My friend told me there was something in the box, but I didn't know what it was yet. "

"It frustrates me to do all this work and then lose it all."

"The teacher was reprimanded for depriving students of recess time. "

"His attempts to fix the broken bicycle were ineffectual, and he ended up taking it to a professional. "

"The constant buzzing of the phone was a major annoyance. "

"It frustrates me to do all this work and then lose it all."

"The search for her lost keys was fruitless; she had to borrow her roommate's set. "

"His lack of respect disappointed her."

"It frustrates me to do all this work and then lose it all."

"The teacher complicated the math problem by adding several extra steps. "

"He never expected to be discovered."

"Good finances are important for a stable future. "