This is the 10508th most frequent Spanish word.
copresidenta
Co-president (female).
Here, 'copresidenta' signifies her partnership in a leadership role with another individual.
Trabajó como copresidenta junto a su colega Juan.
She worked as a co-president alongside her colleague Juan.
The word 'copresidenta' is used here as a noun referring to the person sharing the presidency of a committee.
La copresidenta del comité lideró la reunión.
The co-president of the committee led the meeting.
In this sentence, 'copresidenta' indicates Clara's role as a shared leader of an association.