lengthiness

/ˈlɛŋkθinəs/
noun
  1. The quality of being very long, especially in time or duration.
    • The lengthiness of the movie made it hard to stay awake.
    • The lengthiness of the winter this year surprised everyone.
    • We complained about the lengthiness of the meeting, which lasted over three hours.
  2. The quality of being overly detailed or using too many words.
    • The lengthiness of his explanation confused the students more.
    • Her essay was marked down for its lengthiness and repetition.
    • I prefer short emails because I dislike the lengthiness of long messages.