contra

In a sentence

• Ei sunt contra deciziei luate de conducere.

  They are against the decision made by the management.

  In this sentence, 'contra' is used as a preposition to express opposition or disagreement.

• Medicamentul contracarează efectele negative ale bolii.

  The medication counteracts the negative effects of the disease.

  Here, 'contra' is part of the verb 'contracarează', which means 'to counteract', showing an action taken in opposition to a process.

• Am cumpărat o asigurare contra furtului.

  I purchased insurance against theft.

  In this example, 'contra' is used as a preposition to denote protection or insurance against a specific harm.