This is the 3332nd most frequent Russian word.
пилота
The Russian word "пилота" means "pilot" (genitive singular or accusative singular form).
The word 'пилота' is in the singular genitive case here, as it refers to the direct object of the verb 'приветствовали', indicating whom the people greeted (the pilot).
Пилота приветствовали в аэропорту после долгого рейса.
The pilot was greeted at the airport after a long flight.
In this sentence, 'пилотом' is in the singular instrumental case, which is used here to denote the role or occupation of 'мой брат' (my brother) in his professional capacity as a pilot.
Мой брат работает пилотом на международных рейсах.
My brother works as a pilot on international flights.
The word 'пилот' is in the singular nominative case in this sentence, identifying the subject of the sentence as the one who must follow safety regulations.