frustrated

/ˈfrʌstreɪtɪd/
adjective
  1. Feeling annoyed, upset, or discouraged because you cannot do or achieve something.
    • The team grew frustrated when their project was delayed again.
    • He was frustrated with the slow internet connection during his online class.
    • She felt frustrated after trying to solve the puzzle for an hour.
  2. Having a feeling of being unsatisfied because your desires or needs are not fulfilled.
    • She felt frustrated by the lack of support from her friends.
    • Many artists feel frustrated when their creative ideas are rejected.
    • He was frustrated in his attempts to find a job in his field.