How to Say "open-mindedness" in Spanish
The Spanish word for “open-mindedness” is “apertura” — B2 level. This is a very common word in everyday Spanish.
English → SpanishB2
nounB2
willingness to listen to others

Examples
Tiene mucha apertura mental y siempre escucha nuevas ideas.
He is very open-minded and always listens to new ideas.
El país está experimentando una apertura política.
The country is experiencing a political opening.
Es necesaria una mayor apertura al diálogo.
Greater openness to dialogue is necessary.
Abstract Use
When used for 'open-mindedness', it's almost always followed by an adjective like 'mental' or a preposition like 'a' (to).
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