Against – contra
(Pronounced kohn-trah)
To remember that against is pronounced kohn-trah (contra) in Spanish, use the following mnemonic:
It was against her principles to sign the contract (contra) but she felt she had no choice.

Examples of contra (against) in a sentence
Estoy contra la violencia en todas sus formas.
(I am against violence in all its forms.)
El equipo jugó contra los campeones del mundo.
(The team played against the world champions.)
Ella protestó contra la nueva ley del gobierno.
(She protested against the new government law.)