승부욕이 · 승부욕을
competitive spirit, will to win
Example
그 선수는 승부욕이 정말 강해요.
That athlete has a really strong will to win.
Word parts
승 win+부 lose+욕 desire
Literally 'craving for the win-or-lose contest.'
Good to know
Often a compliment: 승부욕이 강하다 means 'very competitive.'