vacuous Play [vak-yoo-uhs] (adjective) Having or showing a lack of intelligence, thought, or substance; empty, meaningless, or devoid of content. SYNONYMS empty mindless unintelligent vapid ANTONYMS intelligent thoughtful substantial His speech was full of vacuous clichés and lacked any real depth of understanding. Daily Wordshake Friday, May 16th "Same parts, new plan" PLAY Previous Daily Puzzle Words Friday, May 16th "Single _____" PLAY Previous Latest Blog Posts April 30th, 2025 What word is spelled wrong in the dictionary? April 30th, 2025 The Future of Wordshake April 3rd, 2025 10 Weird Word Facts You’ll Want to Share August 5th, 2024 A Pair of Pears? Homophones, Homonyms and Homographs Explained