How to Say "they support" in Spanish
The Spanish word for “they support” is “mantienen” — B1 level. This is a very common word in everyday Spanish.
English → SpanishB1
VerbB1
financially or structurally

Examples
Los pilares mantienen el techo del edificio.
The pillars support the roof of the building.
Los padres mantienen a sus hijos hasta que terminan la universidad.
The parents support their children until they finish university.
Ellos mantienen la esperanza de encontrar un trabajo.
They sustain the hope of finding a job.
Supporting People
When used for financial support, 'mantener' is often followed by the person or people receiving the support, like 'mantienen a sus hijos' (they support their children).
Related Translations
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.