területeikkel
területeikkel is a Hungarian word. It is the plural form of the possessive pronoun "területük", meaning "their area" or "their territory". When followed by the suffix "-kel", it becomes the instrumental case, indicating "with their areas" or "by their territories". This grammatical construction is used to express accompaniment, means, or manner. For instance, a sentence might describe how a group of animals established themselves in a new region "területeikkel" – meaning "with their territories," implying they brought their established areas with them or claimed them.
The word itself is derived from "terület", which means "area," "territory," or "land." The possessive suffix "-ük"