This is the 10349th most frequent Catalan word.
posaven
"Posaven" means "they put" or "they were putting" (imperfect tense of "posar").
Here, 'posaven' is used in the past imperfect tense to describe the action of placing in a habitual or ongoing manner.
Posaven els llibres a la taula.
They were placing the books on the table.
In this case, 'posaven' reflects the act of putting, demonstrating attention or care, typically in a reflective or habitual sense.
Sempre posaven molta cura en el que feien.
They always put a lot of care into what they did.
Here, 'posaven' indicates an enhancement of effort, showing the action of increasing or applying more intensely in past repeated situations.