This is the 455th most frequent Romanian word.
aveau
"Had" (third person plural, indicative imperfect tense of "a avea" - to have).
The word 'aveau' is used to indicate past ownership, showing that the children owned the toys in the past.
Cei doi copii aveau jucării colorate.
The two children had colorful toys.
Here, 'aveau' describes a state or situation in the past, specifically the amount of free time people possessed.
În trecut, oamenii aveau mai mult timp liber.
In the past, people had more free time.
In this sentence, 'aveau' expresses a recurring action or habit in the past observed in the birds.