This is the 394th most frequent Spanish word.
común
Shared, usual, or ordinary.
In this sentence, 'común' describes a place that is shared or accessible by everyone, denoting its communal nature.
El parque es un lugar común para las reuniones del vecindario.
The park is a common place for neighborhood gatherings.
In this context, 'común' is used within the expression 'en común' to signify shared characteristics or mutual aspects.
Ellos tienen intereses en común.
They have interests in common.
Here, 'común' is used as an adjective to mean 'usual' or 'frequent' in describing something that happens often or is not out of the ordinary.