Eureka (word)
"Eureka" comes from the Ancient Greek word "heúrēka", meaning "I found (it)", which is the first person singular perfect indicative active of the verb "heuriskō" "I find". It is closely related to heuristic, which refers to experience-based techniques for problem solving, learning, and discovery.
Učka
Učka was called "Ulcaria" in antiquity. It's been suggested that the name "Ulcaria" derives from the Indo-European root *wlkwos, meaning "wolf".