1. Deliberately impassive in manner
   - deadpan, expressionless, impassive, poker-faced, straight-faced

See also: incommunicative, uncommunicative

• Voltarean
• Voltaren
• Voltarian
• volte-face
• voltmeter
• volubility
• voluble
• volubly
• volume
• volume unit
• volume-detonation bomb
• volumed
• volumeter
• volumetric
• volumetric analysis
• volumetrical
• volumetrically
• voluminosity
• voluminous
• voluminously
• voluminousness
• Volund
• voluntarily
• voluntarism
• voluntary