This is the 42nd most frequent Bulgarian word.
преди
The Bulgarian word "преди" means "before" in English.
In this context, 'преди' functions as an adverb to specify a distant point of time in the past relative to now.
Това място изглеждаше различно преди години.
This place looked different years ago.
In this sentence, 'преди' is used as an adverb to denote a point of time in the past relative to the present.
Преди три дни отидох на екскурзия.
Three days ago, I went on a trip.
Here, 'преди' is used as a conjunction to indicate an event (closing the window) occurring prior to another event (starting to rain).