This is the 1184th most frequent Swedish word.
bygget
"The construction" or "the building site."
'Bygget' in this case refers to the abstract concept of the act or process of building the dream house.
Han talade om bygget av sitt drömhus.
He talked about the construction of his dream house.
In this sentence, 'bygget' is used as a noun to refer to the construction work or project of building the new school.
Bygget av den nya skolan går snabbt.
The construction of the new school is progressing quickly.
Here, 'bygget' is used again as a noun to denote the physical location of where construction is taking place.