Błędnie: The whole situation was so overwhelmingly enervating I couldn't cope with the stress. Poprawnie: The whole situation was so overwhelmingly irritating I couldn't cope with the stress
"Enervating" oznacza 'osłabiający, pozbawiajacy wigoru'. 'Denerwujący' to po angielsku "irritating", "annoying", "nerve-racking", "distressing".