
verallgemeinern
to generalize
To draw conclusions about the general case from one individual case or a few cases and make a generally valid statement. This often happens in an inappropriate or oversimplifying way.
Nur weil du eine schlechte Erfahrung gemacht hast, solltest du nicht verallgemeinern und behaupten, alle seien so.
Just because you had a bad experience, you shouldn't generalize and claim that everyone is like that.

