zealousness

s. fanaticismo; celo; dedicación ciega

Ex: Unless there is reason to believe that the author himself ordered these changes; they have no authority since they are merely the result of the carelessness, or zealousness, of the compositor.

(n.) = entusiasmo
Ex: Unless there is reason to believe that the author himself ordered these changes; they have no authority since they are merely the result of the carelessness, or zealousness, of the compositor.