This is the 12322nd most frequent German word.
verstärkte
"Verstärkte" means "reinforced" or "strengthened" in English.
Here, 'verstärktem' (a form of 'verstärkte') is used as an adjective to describe 'Stahl' (steel) implying that the steel has been strengthened.
Die neue Brücke wurde mit verstärktem Stahl gebaut.
The new bridge was built with reinforced steel.
In this example, 'verstärkte' functions as an adjective, describing 'Diskussion' (discussion) to express that the discussion was more intense.
Er führte eine verstärkte Diskussion über das Problem.
He led an intensified discussion about the problem.
Here, 'verstärkte' is used as the past tense (Präteritum) form of the verb 'verstärken,' meaning that the subject (the engineer) took an action to strengthen or reinforce something (the foundations).