Conhecíamos
Conhecíamos is the first-person plural imperfect indicative form of the Portuguese verb "conhecer." The verb "conhecer" means "to know" or "to be familiar with." Therefore, "conhecíamos" translates to "we knew" or "we were familiar with."
This verb tense is used to describe an action or state that was ongoing in the past,
Another usage could be to describe something that was happening at the same time as another past
The imperfect tense, as exemplified by "conhecíamos," is crucial in Portuguese for conveying nuances of past