This is the 9505th most frequent Spanish word.
angustiante
Distressing; causing anxiety or anguish.
The word 'angustiante' here is used as an adjective to describe the situation, indicating it caused feelings of distress or anxiety.
La situación en la que se encontraban era realmente angustiante.
The situation they were in was truly distressing.
In this context, 'angustiante' refers to an adjective modifying 'silencio', expressing that the silence became a source of anxiety or unease.
El silencio prolongado en el cuarto se tornó angustiante para todos.
The prolonged silence in the room became distressing for everyone.
Here, 'angustiante' is used as an adjective describing 'espera', highlighting the emotional strain caused by the waiting.