This is the 15535th most frequent Polish word.
startują
"Startują" means "they start" or "they take off."
Here, 'startują' is used to describe the action of airplanes beginning their flight.
Samoloty startują z lotniska o 8 rano.
The airplanes take off from the airport at 8 am.
In this sentence, 'startują' signifies the act of competitors starting or engaging in the race.
Zawodnicy startują w wyścigu o pierwsze miejsce.
The competitors participate in the race for the first place.
Here, 'startują' is metaphorically used to represent the onset or beginning of business opportunities.