This is the 13364th most frequent German word.
befestigte
"Fortified" or "secured."
Here, 'befestigte' refers to the action of reinforcing or making secure something physical, specifically a wall.
Die Mauer wurde vor vielen Jahren befestigt.
The wall was reinforced many years ago.
In this sentence, 'befestigte' means to attach or secure an object, in this case, a picture to a wall.
Er befestigte das Bild an der Wand.
He attached the picture to the wall.
Here, 'befestigte' describes securing structures (tents) to ensure stability in the face of external conditions, such as wind.