This is the 9438th most frequent Catalan word.
indignat
Outraged or indignant.
The word 'indignat' here is used to express a strong feeling of disapproval or anger regarding unfair treatment.
Estic molt indignat pel tracte que hem rebut.
I am very outraged by the treatment we have received.
'Indignada' is used as an adjective describing Marta's emotional state due to her reaction to witnessing injustice.
La Marta és indignada per la injustícia que ha presenciat.
Marta is outraged by the injustice she has witnessed.
In this case, 'indignat' conveys a collective sentiment of discontent or anger shared by a group of people in response to proposals.