ennennäkemättömillä
ennennäkemättömillä is a Finnish adjective. It is the adessive plural form of the word "ennennäkemätön." The word "ennennäkemätön" itself is a compound word. It is formed from the prefix "ennen," meaning "before," the verb "nähdä," meaning "to see," and the past passive participle suffix "-mätön," indicating something that has not been done. Therefore, "ennennäkemätön" literally translates to "unseen before."
When used in its adessive plural form, "ennennäkemättömillä," it signifies "on/with/by things that have not been
For example, one might say that a person achieved success "ennennäkemättömillä tavoilla," meaning "with unprecedented ways"