This is the 11494th most frequent French word.
revenaient
"Revenaient" means "were coming back" or "were returning."
Here, "revenaient" reflects the repetitive actions of the students returning to the teacher.
Chaque fois qu'ils avaient une question, ils revenaient vers le professeur.
Every time they had a question, they would come back to the teacher.
Here, "revenaient" is used in the imperfect tense to describe a repeated action in the past.
Les enfants revenaient à la maison après l'école.
The children were coming back home after school.
In this case, "revenaient" indicates a habitual action of returning year after year.