\ProvidesDictionary{translator-environment-dictionary}{Spanish}

\providetranslation{advantage}{ventaja}
\providetranslation{Advantage}{Ventaja}
\providetranslation{advantages}{ventajas}
\providetranslation{Advantages}{Ventajas}
\providetranslation{disadvantage}{inconveniente}
\providetranslation{Disadvantage}{Inconveniente}
\providetranslation{disadvantages}{inconvenientes}
\providetranslation{Disadvantages}{Inconvenientes}