impasse
US /ˈɪm.pæs/
UK /ˈɪm.pæs/

1.
impasse, beco sem saída
a situation in which no progress is possible, especially because of disagreement; a deadlock
:
•
The negotiations reached an impasse.
As negociações chegaram a um impasse.
•
We've reached an impasse in our discussions.
Chegamos a um impasse em nossas discussões.