runner-up
US /ˌrʌn.ərˈʌp/
UK /ˌrʌn.ərˈʌp/

1.
secondo classificato, finalista
a competitor or team finishing in second place
:
•
She was the runner-up in the singing competition.
È stata la seconda classificata nella gara di canto.
•
The team finished as runners-up in the league.
La squadra ha terminato come seconda classificata in campionato.