This is the 4662nd most frequent Polish word.
nadchodzące
"Upcoming" or "approaching."
The word 'nadchodzące' is used as an adjective describing the noun 'wydarzenie' (event), highlighting something that is expected to happen in the near future.
Nadchodzące wydarzenie zapowiada się bardzo ekscytująco.
The upcoming event seems very exciting.
Here, 'nadchodzącej' functions as an adjective in the genitive singular form, modifying the noun 'jesieni' (autumn), and implies the season approaching soon.
Nadchodzącej jesieni zamierzam odwiedzić góry.
During the upcoming autumn, I plan to visit the mountains.
In this case, 'nadchodzących' is an adjective in the accusative plural form, describing 'gości' (guests), emphasizing individuals arriving shortly.