This is the 2840th most frequent Polish word.
konie
"Horses."
Here, "konie" is the plural form of "koń" (horse), referring to multiple animals.
Na łące pasły się piękne konie.
Beautiful horses grazed in the meadow.
In this sentence, "konie" again refers to the plural of "koń.", denoting a group of horses.
To są moje ulubione konie.
These are my favorite horses.
Here, "konieczne" is an adjective derived from the word "konieczność” (necessity), meaning "necessary" and not related to horses.