This is the 16728th most frequent Polish word.
wybudowanym
"Wybudowanym" means "built" (referring to something that has been constructed).
Here, 'wybudowanym' is used as an adjective in the instrumental case to describe the house.
Właśnie rozmawiamy o niedawno wybudowanym domu.
We are currently talking about a recently built house.
In this sentence, 'wybudowanym' functions as an attributive participle in the instrumental case, agreeing with 'mostem' (bridge).
Wybudowanym mostem można teraz przejść nad rzeką.
You can now cross the river using the constructed bridge.
Here, 'wybudowanym' is part of a phrase modifying 'tarasu', indicating where it is located.