"Harper Lee was not slight, was not vacuous [ˈvækjuəs]. To Kill a Mockingbird is an artefact of its time … but it had its place in moving the arc of history and still does." — Erica Wagner, The Observer (London), 18 Oct. 2025

vacuous
adj vacuous [ˈvækjuəs]

Vacuous is a formal word indicating a lack of thought, intelligence, or substance.

...vacuous shares the same root as vacuum. Both come from the Latin adjective vacuus, meaning "empty."

English