How to Say "reinforcements" in Spanish
The Spanish word for “reinforcements” is “refuerzos” — B1 level. This is a very common word in everyday Spanish.
English → SpanishB1
nounB1
military, police, or general aid

Examples
El general solicitó refuerzos inmediatamente después del ataque.
The general requested reinforcements immediately after the attack.
La policía envió refuerzos para controlar la manifestación.
The police sent backup (or reinforcements) to control the demonstration.
Llamaron a los bomberos pidiendo más refuerzos de agua.
They called the firefighters asking for more water support.
Always Plural in This Context
When talking about troops or personnel sent to help, 'refuerzos' is almost always used in the plural, even if English might use a singular word like 'backup'.
Other Meanings of “refuerzos”
“refuerzos” can also mean:
- in materials like concrete(B2)
Related Translations
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