frustrated

US /ˈfrʌs.treɪ.t̬ɪd/
UK /ˈfrʌs.treɪ.t̬ɪd/
"frustrated" picture
1.

frustrado, desapontado

feeling annoyed or less confident because you cannot achieve what you want

:
I'm so frustrated with this slow internet connection.
Estou tão frustrado com esta conexão lenta à internet.
She felt frustrated by the lack of progress.
Ela se sentiu frustrada pela falta de progresso.