vacuous

Merriam-Webster's Word of the Day for August 14, 2026 is: vacuous \VAK-yuh-wus\ adjective Vacuous is a formal word indicating a lack of thought, intelligence, or substance. // Despite a lengthy advertising campaign pitching the film as a masterwork, critics ultimately assailed it as dull and filled with self-important characters spouting vacuous platitudes. See the entry > Examples: " Harper…