contrapreposition
Contra means against or versus in English. It is a preposition.
- against
- versus
Es difícil trabajar contra el tiempo.
It is hard to work against the clock.
No tengo nada contra ella, de verdad.
I have nothing against her, really.
Jugamos contra un equipo muy fuerte esta semana.
We are playing against a very strong team this week.
Se puso contra la puerta y no dejó pasar a nadie.
He stood against the door and let no one through.