This is the 10101st most frequent Polish word.
biegunie
"Biegunie" means "poles" (as in geographical poles or opposite extremes).
Here, 'biegunie' refers to the locative case of 'biegun', which means 'pole', specifically the North or South Pole in a geographical context.
Na biegunie północnym, temperatury są bardzo niskie.
At the North Pole, temperatures are very low.
In this sentence, 'biegunie' metaphorically represents opposing viewpoints, using 'pole' figuratively to describe extremes.
Jego poglądy znajdują się na przeciwnym biegunie niż moje.
His views are on the opposite pole from mine.
Here, 'biegunu' (the base form being 'biegun') refers to the core or pivotal axis of rotation, indicating a central point in a physical or conceptual movement.