This is the 332nd most frequent Czech word.
nižší
"Lower" or "smaller" in English.
The word 'nižší' is used as a comparative adjective meaning 'lower' to compare heights of floors in buildings.
Tato budova má nižší patro než ta vedle.
This building has a lower floor than the one next to it.
Here, 'nižší' is used in a figurative sense as an adjective to describe a comparative state of income levels.
Nižší příjmy často znamenají méně možností.
Lower income often means fewer opportunities.
In this sentence, 'nižší' is a comparative adjective describing the physical height of mountains in relation to one another.