Her frustration grew as she tried to solve the puzzle.

A feeling of annoyance or disappointment caused by being unable to achieve something.
He expressed his frustration with the long wait.
The team's frustration was evident after the loss.
She felt a wave of frustration when the project failed.
express frustration
feel frustration
frustration level
annoyance
irritation
disappointment
Her frustration was clear when she missed the bus.

A feeling of being upset or annoyed due to inability to achieve something.
He felt a wave of frustration when the computer crashed.
Her frustration grew as she struggled to solve the puzzle.
They expressed their frustration over the long wait.
express frustration
feel frustration
overcome frustration
annoyance
irritation
exasperation
His frustration at the delays was clear.

The act of preventing someone from achieving a goal or desire.
Her frustration grew when the project was delayed.
He expressed his frustration over the missed deadline.
The constant interruptions caused her frustration.
feel frustration
express frustration
overcome frustration
disappointment
irritation
exasperation
She felt a lot of frustration when her plans failed.

A feeling of being upset or annoyed because of inability to change or achieve something.
His frustration grew when he couldn't find his keys.
The teacher noticed the students' frustration during the difficult test.
She expressed her frustration about the long wait at the doctor's office.
feel frustration
express frustration
overcome frustration
annoyance
irritation
exasperation