overintensity

/ˌoʊvərɪnˈtɛnsəti/
noun
  1. The quality or state of being too strong, extreme, or forceful.
    • She tried to calm the overintensity of her emotions before the speech.
    • The overintensity of the workout left him exhausted for days.
    • The overintensity of the colors in the painting made it hard to look at for long.