How to Say "endeavors" in Spanish
The Spanish word for “endeavors” is “esfuerzos” — B1 level. This is a very common word in everyday Spanish.

Examples
Todos sus **esfuerzos** valieron la pena cuando ganó el campeonato.
All his **efforts** were worth it when he won the championship.
La compañía está haciendo grandes **esfuerzos** para reducir la contaminación.
The company is making great **efforts** to reduce pollution.
Necesitas más **esfuerzos** para terminar la carrera.
You need more **effort** (or 'more efforts') to finish the race.
Plural Form
Esfuerzos is the plural form of the masculine noun 'esfuerzo' (effort). Remember to use the plural articles like los (the) or unos (some) before it.
Masculine Noun
Even though it ends in '-os,' like many plural nouns, its singular form is also masculine (el esfuerzo). Adjectives describing it must also be plural and masculine (e.g., grandes esfuerzos).
Mixing Singular and Plural
Mistake: “Hizo mucho esfuerzo para terminar.”
Correction: Hizo muchos **esfuerzos** para terminar. (Use the plural when referring to multiple actions or generalized hard work.)
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