antiadjective

Anti means anti- or anti- in English. It is an adjective.

Estoy anti ese plan hoy.

I am against that plan today.

Somos anti cualquier tipo de discriminación.

We are against any kind of discrimination.

Mi tío es totalmente anti las redes sociales.

My uncle is totally anti social media.

Ella siempre ha sido anti la violencia en cualquier forma.

She has always been anti-violence in any form.