to help achieve something; to collaborate
“-Por eso yo soy de opinión de que sigan las misas, los sermones, las novenas, las procesiones, las colectas y todos los demás usos y ritos que se han creado para coadyuvar a la gran obra del Estado, y rodear de garantías y seguridades a las clases pudientes e ilustradas.” — That is why I am of the opinion that masses, sermons, novenas, processions, collections and all other uses and rites that have been created to contribute to the great work of the State, and surround with guarantees and assurances to the wealthy and enlightened classes should continue.
Etymology tree Spanish co- Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Latin iuvō Latin adiuvō Spanish coadyuvar From co- + Latin adiuvō (“help”).