This is the 2744th most frequent Portuguese word.
rival
A competitor or opponent striving for the same goal.
The word 'rival' is used as a noun to denote the opponent or competitor in a contest.
O jogador enfrentou seu maior rival na partida final.
The player faced his greatest rival in the final match.
The word 'rivalidade' is derived from 'rival' and indicates the concept of competitive antagonism between entities.
Ambas as equipes têm uma rivalidade histórica.
Both teams have a historical rivalry.
Here, 'rival' is used as an adjective to describe something belonging to or characteristic of a competitor.