challenger

a person who challenges or opposes someone in a competition, election, etc.

desafiante, retador, oponente

• be a challenger to somebody

Collocations challenger for the title · political challenger

• He is now the main challenger to the incumbent president.

  Ahora es el principal desafiante del presidente en funciones.

a person who questions or challenges ideas, beliefs, etc.

crítico, desafiante (de ideas)

• be a challenger to something

Collocations challenger of traditional views · intellectual challenger

• She is an intellectual challenger who questions the status quo.

  Ella es una intelectual desafiante que cuestiona el statu quo.

a person who challenges another in a sporting competition.

desafiante (deportivo), retador

• be a challenger to somebody

Collocations challenger for the championship · boxing challenger

• The boxing champion faces his latest challenger.

  El campeón de boxeo se enfrenta a su último desafiante.

a person or company that challenges an established business.

desafiante (empresarial), competidor

• be a challenger to something

Collocations challenger in the market · new business challenger

• A new challenger has entered the market.

  Un nuevo competidor ha entrado en el mercado.