|  vacuous 
 
 1. devoid of intelligence
 • Syn:
 asinine, fatuous, inane, mindless
 • Similar to:
 foolish
 • Derivationally related forms:
 vacuousness, vacuity, mindlessness (for: mindless), inanity (for: inane), fatuousness (for: fatuous), fatuity (for: fatuous), asininity (for: asinine)
 2. void of expression
 - a blank stare
 • Syn:
 blank
 • Similar to:
 uncommunicative, incommunicative
 • Derivationally related forms:
 blankness (for: blank)
 3. devoid of significance or point
 - empty promises
 - a hollow victory
 - vacuous comments
 • Syn:
 empty, hollow
 • Similar to:
 meaningless, nonmeaningful
 • Derivationally related forms:
 vacuity, hollowness (for: hollow), emptiness (for: empty)
 4. devoid of matter
 - a vacuous space
 • Similar to:
 empty
 
 
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