Possible Results:
habría endurecido
-I would have hardened
Conditional perfect yo conjugation of endurecer.
Conditional perfect él/ella/usted conjugation of endurecer.

endurecer

El ejercicio le habría endurecido, o confirmado, su constitución y mejorado su salud.
This exercise would have hardened, or confirmed, her constitution and improved her health.
Word of the Day
Christmas