This is the 1469th most frequent Polish word.
dolnym
"Dolnym" means "lower" or "bottom" in English.
Here, 'dolnym' is used to describe the lower part of something (e.g., a floor).
Mieszkam w dolnym piętrze tego budynku.
I live on the lower floor of this building.
Here, 'dolnym' refers to the position at the bottom or lower part of something (e.g., a corner).
Spotkaliśmy się w dolnym rogu sali.
We met in the lower corner of the room.
Here, 'dolnym' indicates the section of something that is at a lower level or downstream (e.g., a river).