This is the 470th most frequent Ukrainian word.
лідер
Leader.
Here, "лідер" is used to denote someone who takes responsibilities and guides others in a group.
Він завжди був лідером у нашій команді.
He has always been the leader in our team.
Here, "лідер" is used to indicate a dominant or leading position in a specific field or market.
Ця компанія є лідером на ринку.
This company is the leader in the market.
Here, "лідер" is used to represent the concept of leadership or the ability to take initiative.