This is the 5415th most frequent Portuguese word.
separado
"Separado" means "separated" in English.
In this sentence, 'separado' is used as an adjective describing the state of living apart in relation to the couple.
O casal decidiu viver separado depois de muitas discussões.
The couple decided to live separately after many arguments.
Here, 'separados' is used to indicate the concept of separate payments for items, implying each is independent of the other.
Você pode pagar o jantar e os ingressos separados.
You can pay for the dinner and the tickets separately.
In this context, 'separado' depicts the physical or social division between the friends.